@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap");


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "DM Sans", Arial, sans-serif;
    background: #eaf3f5;
    color: #29495a;
    padding-top: 84px;
}

/* NAVBAR */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 84px;
    z-index: 9999;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    padding: 18px 7%;
    background: #f8fcfc;

    box-shadow: 0 2px 10px rgba(40, 70, 80, 0.12);
}

/* REPOSPHERE LOGO */

.logo {
    display: flex;
    align-items: center;
    gap: 10px;

    color: #23404a;
    font-size: 24px;
    font-weight: 800;
    white-space: nowrap;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 44px;
    height: 44px;

    background: #a8c3b0;
    border-radius: 12px;
    font-size: 25px;
}

.logo-text {
    color: #23404a;
}

/* NAVIGATION */

nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

nav a {
    color: #52717d;
    font-size: 15px;
    text-decoration: none;
    transition: 0.3s ease;
}

nav a:hover {
    color: #4b8b78;
}

/* LOGIN BUTTON */

.login-btn {
    display: inline-block;

    padding: 11px 24px;

    color: white;
    background: #4b8b78;

    border-radius: 8px;
    text-decoration: none;
    white-space: nowrap;

    transition: 0.3s ease;
}

.login-btn:hover {
    background: #39705f;
}

/* HERO SECTION */

.hero {
    min-height: 600px;

    display: flex;
    align-items: stretch;

    background: #e8f3f5;
}

/* LEFT TEXT */

.hero-text {
    width: 50%;
    padding: 80px 6%;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.small-title {
    margin-bottom: 20px;

    color: #5d9485;
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 2px;
}

.hero h1 {
    margin-bottom: 25px;

    color: #29495a;
    font-size: 48px;
    line-height: 1.2;
}

.hero h1 span {
    color: #4b8b78;
}

.description {
    max-width: 480px;
    margin-bottom: 30px;

    color: #52717d;
    font-size: 17px;
    line-height: 1.7;
}

/* HERO BUTTONS */

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.primary-btn,
.secondary-btn {
    display: inline-block;

    padding: 14px 25px;
    border-radius: 8px;

    font-size: 15px;
    text-decoration: none;
    transition: 0.3s ease;
}

.primary-btn {
    color: white;
    background: #4b8b78;
}

.primary-btn:hover {
    background: #39705f;
}

.secondary-btn {
    color: #39705f;
    background: transparent;
    border: 1px solid #6ba593;
}

.secondary-btn:hover {
    background: #d7eae5;
}

/* RIGHT IMAGE */

.hero-image {
    position: relative;

    width: 50%;
    min-height: 600px;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;
    background: #dcebe5;
}

.hero-image img {
    display: block;

    width: 100%;
    height: 100%;
    min-height: 600px;

    object-fit: cover;
}

/* E-LIBRARY LABEL */

.library-label {
    position: absolute;
    left: 30px;
    bottom: 30px;

    display: flex;
    flex-direction: column;
    gap: 5px;

    padding: 18px 22px;

    background: rgba(255, 255, 255, 0.95);
    border-radius: 14px;

    color: #31566b;
    box-shadow: 0 5px 20px rgba(40, 70, 60, 0.15);
}

.library-label span {
    font-size: 25px;
}

.library-label strong {
    color: #397b68;
    font-size: 24px;
}

.library-label small {
    color: #597d8b;
    font-size: 12px;
}

/* ABOUT SECTION */

.about {
    padding: 75px 20px;

    text-align: center;
    background: #f8fcfc;
}

.about h2 {
    margin-bottom: 20px;

    color: #29495a;
    font-size: 32px;
}

.about h2 span {
    color: #4b8b78;
}

.about p:last-child {
    color: #52717d;
    line-height: 1.6;
}

/* FEATURES SECTION */

.features {
    padding: 75px 8%;

    text-align: center;
    background: #eaf3f5;
}

.features h2 {
    margin-bottom: 40px;

    color: #29495a;
    font-size: 30px;
}

.feature-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 25px;
}

.feature-card {
    width: 280px;
    padding: 30px;

    background: #f8fcfc;
    border-radius: 15px;

    box-shadow: 0 5px 20px rgba(40, 70, 80, 0.08);
    transition: 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card div {
    margin-bottom: 15px;
    font-size: 40px;
}

.feature-card h3 {
    margin-bottom: 12px;
    color: #39705f;
}

.feature-card p {
    color: #52717d;
    line-height: 1.5;
}

/* FOOTER */

footer {
    padding: 25px;

    color: white;
    background: #31566b;

    font-size: 14px;
    text-align: center;
}

/* TABLET */

@media (max-width: 900px) {
    .navbar {
        padding: 15px 4%;
        gap: 15px;
    }

    .logo {
        font-size: 20px;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 22px;
    }

    nav {
        gap: 15px;
    }

    nav a {
        font-size: 14px;
    }

    .hero h1 {
        font-size: 40px;
    }
}

/* MOBILE */

@media (max-width: 768px) {
    body {
        padding-top: 145px;
    }

    .navbar {
        min-height: 145px;

        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    .logo {
        width: 100%;
        justify-content: center;
    }

    nav {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 18px;
    }

    .login-btn {
        padding: 9px 18px;
        font-size: 14px;
    }

    .hero {
        flex-direction: column;
    }

    .hero-text {
        width: 100%;
        padding: 60px 8%;
        text-align: center;
    }

    .hero h1 {
        font-size: 36px;
    }

    .description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        width: 100%;
        min-height: 400px;
    }

    .hero-image img {
        min-height: 400px;
    }

    .library-label {
        left: 20px;
        bottom: 20px;
    }
}

/* SMALL MOBILE */

@media (max-width: 450px) {
    .logo {
        font-size: 19px;
    }

    nav {
        gap: 12px;
    }

    nav a {
        font-size: 12px;
    }

    .hero h1 {
        font-size: 31px;
    }

    .library-label strong {
        font-size: 20px;
    }
}

/* LOGIN PAGE */

.login-page {
    min-height: calc(100vh - 84px);

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 50px 20px;
    background: #eaf3f5;
}

.login-card {
    width: 100%;
    max-width: 430px;

    padding: 40px;

    background: #f8fcfc;
    border-radius: 18px;

    box-shadow: 0 8px 30px rgba(40, 70, 80, 0.12);
    text-align: center;
}

.login-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 65px;
    height: 65px;

    margin: 0 auto 20px;

    background: #a8c3b0;
    border-radius: 50%;

    font-size: 32px;
}

.login-card h1 {
    margin-bottom: 12px;
    color: #29495a;
}

.login-card > p {
    margin-bottom: 25px;
    color: #52717d;
    line-height: 1.5;
}

.login-card form {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.login-card label {
    margin-bottom: 7px;
    color: #29495a;
    font-weight: bold;
    font-size: 14px;
}

.login-card input {
    width: 100%;

    padding: 13px;
    margin-bottom: 18px;

    border: 1px solid #b8d1d4;
    border-radius: 8px;

    font-size: 14px;
    outline: none;
}

.login-card input:focus {
    border-color: #4b8b78;
}

.login-submit {
    width: 100%;
    border: none;
    cursor: pointer;
    font-size: 15px;
}

#loginMessage {
    margin-top: 15px;
    color: #39705f;
    font-size: 14px;
    text-align: center;
}

.back-link {
    display: inline-block;
    margin-top: 25px;

    color: #39705f;
    text-decoration: none;
    font-size: 14px;
}

.back-link:hover {
    text-decoration: underline;
}
/* =========================
   DASHBOARD PAGE
========================= */

.dashboard-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 30px;
    box-sizing: border-box;
}

.dashboard-header {
    text-align: center;
    margin-bottom: 45px;
}

.dashboard-header .small-label {
    color: #557b88;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.dashboard-header h1 {
    color: #23485c;
    font-size: 42px;
    margin: 0 0 15px;
}

.dashboard-header p {
    color: #466b7a;
    font-size: 19px;
    margin: 0;
}

.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.dashboard-card {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid #d3e2df;
    border-radius: 22px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(45, 75, 88, 0.08);
    transition: 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(45, 75, 88, 0.15);
}

.dashboard-card span {
    display: block;
    font-size: 45px;
    margin-bottom: 15px;
}

.dashboard-card h2 {
    color: #23485c;
    font-size: 25px;
    margin-bottom: 12px;
}

.dashboard-card p {
    color: #587481;
    font-size: 16px;
    line-height: 1.6;
    min-height: 52px;
}

.dashboard-card button {
    background: #86a99b;
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 22px;
    font-size: 15px;
    cursor: pointer;
    margin-top: 15px;
    transition: 0.3s ease;
}

.dashboard-card button:hover {
    background: #648d7e;
}

/* =========================
   LOGIN PAGE
========================= */

.login-page {
    min-height: 100vh;
    background: #eaf4f5;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    box-sizing: border-box;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: white;
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 10px 30px rgba(40, 75, 90, 0.15);
    text-align: center;
    box-sizing: border-box;
}

.login-icon {
    font-size: 50px;
    margin-bottom: 10px;
}

.login-card h1 {
    color: #23485c;
    margin-bottom: 10px;
}

.login-card p {
    color: #66818b;
    margin-bottom: 25px;
}

.login-card form {
    text-align: left;
}

.login-card label {
    display: block;
    color: #23485c;
    font-weight: bold;
    margin: 15px 0 7px;
}

.login-card input {
    width: 100%;
    padding: 13px;
    border: 1px solid #c8d9d8;
    border-radius: 10px;
    box-sizing: border-box;
    font-size: 15px;
    outline: none;
}

.login-card input:focus {
    border-color: #86a99b;
}

.login-submit {
    width: 100%;
    background: #86a99b;
    color: white;
    border: none;
    border-radius: 25px;
    padding: 14px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 25px;
}

.login-submit:hover {
    background: #648d7e;
}

#loginMessage {
    text-align: center;
    font-size: 14px;
    margin-top: 15px;
}

.back-home {
    display: inline-block;
    margin-top: 20px;
    color: #557b88;
    text-decoration: none;
}

.back-home:hover {
    text-decoration: underline;
}

/* =========================
   RESPONSIVE DESIGN
========================= */

@media (max-width: 900px) {
    .dashboard-cards {
        grid-template-columns: 1fr;
    }

    .dashboard-header h1 {
        font-size: 34px;
    }
}

@media (max-width: 600px) {
    .dashboard-page {
        padding: 35px 18px;
    }

    .dashboard-header h1 {
        font-size: 29px;
    }

    .dashboard-header p {
        font-size: 16px;
    }

    .dashboard-card {
        padding: 25px 20px;
    }

    .login-card {
        padding: 30px 22px;
    }
}
/* =========================
   RESEARCH LIBRARY PAGE
========================= */

.library-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 55px 30px;
    box-sizing: border-box;
}

.library-header {
    text-align: center;
    margin-bottom: 35px;
}

.library-header .small-label {
    color: #557b88;
    font-size: 15px;
    font-weight: bold;
    letter-spacing: 2px;
}

.library-header h1 {
    color: #23485c;
    font-size: 42px;
    margin: 10px 0;
}

.library-header p {
    color: #587481;
    font-size: 18px;
}

.search-area {
    display: flex;
    justify-content: center;
    margin-bottom: 35px;
}

.search-area input {
    width: 100%;
    max-width: 650px;
    padding: 16px 20px;
    border: 1px solid #c8d9d8;
    border-radius: 30px;
    font-size: 16px;
    outline: none;
    box-sizing: border-box;
}

.search-area input:focus {
    border-color: #86a99b;
}

.research-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.research-card {
    background: white;
    border: 1px solid #d3e2df;
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 8px 20px rgba(45, 75, 88, 0.08);
}

.research-card h2 {
    color: #23485c;
    font-size: 23px;
    margin-top: 0;
}

.research-card p {
    color: #587481;
    line-height: 1.6;
}

.research-card button {
    background: #86a99b;
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 20px;
    cursor: pointer;
    margin-top: 10px;
}

.research-card button:hover {
    background: #648d7e;
}

.no-result {
    display: none;
    text-align: center;
    color: #b45d5d;
    font-size: 18px;
    margin-top: 30px;
}

@media (max-width: 900px) {
    .research-list {
        grid-template-columns: 1fr;
    }

    .library-header h1 {
        font-size: 34px;
    }
}

@media (max-width: 600px) {
    .library-page {
        padding: 35px 18px;
    }

    .library-header h1 {
        font-size: 30px;
    }
}
/* =================================
   REPOSPHERE FRONT PAGE DESIGN
================================= */

html {
    scroll-behavior: smooth;
}

.home-hero {
    min-height: 570px;
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    align-items: center;
    gap: 55px;
    padding: 65px 7%;
    background: linear-gradient(
        135deg,
        #edf8f8,
        #dceff0
    );
    box-sizing: border-box;
}

.home-hero-text {
    text-align: left;
}

.home-label {
    color: #258d8b;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.home-hero-text h1 {
    color: #174d69;
    font-size: 58px;
    line-height: 1.08;
    margin: 0 0 18px;
    font-weight: 800;
}

.home-hero-text h1 span {
    color: #174d69;
}

.home-hero-text h2 {
    color: #376b83;
    font-size: 27px;
    font-weight: 500;
    margin-bottom: 25px;
}

.home-description {
    color: #4d7183;
    font-size: 18px;
    line-height: 1.7;
    max-width: 470px;
    margin-bottom: 30px;
}

.get-started-button {
    display: inline-block;
    background: #2d9e9b;
    color: white;
    text-decoration: none;
    padding: 16px 35px;
    border-radius: 18px;
    font-size: 17px;
    font-weight: bold;
    transition: 0.3s ease;
}

.get-started-button:hover {
    background: #227d7b;
    transform: translateY(-3px);
}

.home-hero-image {
    width: 100%;
    text-align: center;
}

.home-hero-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 22px;
    box-shadow: 0 15px 35px rgba(36, 83, 102, 0.20);
}

.image-caption {
    color: #376b83;
    font-size: 16px;
    font-weight: bold;
    margin-top: 12px;
}


/* =================================
   ABOUT SECTION
================================= */

.home-about {
    display: grid;
    grid-template-columns: 0.8fr 1.7fr;
    gap: 45px;
    padding: 65px 7%;
    background: #ffffff;
    box-sizing: border-box;
}

.about-text h2 {
    color: #174d69;
    font-size: 34px;
    line-height: 1.2;
    margin: 10px 0 20px;
}

.about-text p:not(.home-label) {
    color: #5b7b8b;
    font-size: 17px;
    line-height: 1.7;
}


/* =================================
   FEATURES
================================= */

.features-area h2 {
    color: #174d69;
    font-size: 30px;
    margin-top: 0;
    margin-bottom: 25px;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: #f3fafa;
    border: 1px solid #e0eeee;
    border-radius: 18px;
    padding: 25px;
    min-height: 180px;
    box-sizing: border-box;
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 55px;
    height: 55px;
    background: #d8f1e8;
    border-radius: 18px;
    font-size: 28px;
    margin-bottom: 15px;
}

.feature-card h3 {
    color: #174d69;
    font-size: 19px;
    margin-bottom: 10px;
}

.feature-card p {
    color: #668493;
    font-size: 15px;
    line-height: 1.6;
}


/* =================================
   FRONT PAGE FOOTER
================================= */

.home-footer {
    background: #174d69;
    color: white;
    text-align: center;
    padding: 22px;
    font-size: 14px;
}


/* =================================
   FRONT PAGE RESPONSIVE DESIGN
================================= */

@media (max-width: 1000px) {

    .home-hero {
        grid-template-columns: 1fr;
        gap: 35px;
        text-align: center;
    }

    .home-hero-text {
        text-align: center;
    }

    .home-description {
        margin-left: auto;
        margin-right: auto;
    }

    .home-hero-text h1 {
        font-size: 48px;
    }

    .home-hero-image img {
        height: 360px;
    }

    .home-about {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 700px) {

    .home-hero {
        padding: 45px 22px;
    }

    .home-hero-text h1 {
        font-size: 38px;
    }

    .home-hero-text h2 {
        font-size: 22px;
    }

    .home-description {
        font-size: 16px;
    }

    .home-hero-image img {
        height: 270px;
    }

    .home-about {
        padding: 45px 22px;
    }

    .feature-cards {
        grid-template-columns: 1fr;
    }

}
/* =========================
   ADD RESEARCH FORM
========================= */

.add-research-box {
    background: white;
    border: 1px solid #d3e2df;
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 8px 20px rgba(45, 75, 88, 0.08);
}

.add-research-box h2 {
    color: #23485c;
    margin-top: 0;
    margin-bottom: 20px;
}

#researchForm {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 12px;
}

#researchForm input,
#researchForm select {
    width: 100%;
    padding: 13px;
    border: 1px solid #c8d9d8;
    border-radius: 10px;
    font-size: 14px;
    box-sizing: border-box;
    outline: none;
}

#researchForm input:focus,
#researchForm select:focus {
    border-color: #86a99b;
}

#researchForm button {
    background: #86a99b;
    color: white;
    border: none;
    border-radius: 22px;
    padding: 12px 18px;
    cursor: pointer;
    font-weight: bold;
}

#researchForm button:hover {
    background: #648d7e;
}

@media (max-width: 950px) {

    #researchForm {
        grid-template-columns: 1fr 1fr;
    }

}

@media (max-width: 600px) {

    #researchForm {
        grid-template-columns: 1fr;
    }

}
/* =========================
   UPLOAD RESEARCH PAGE
========================= */

.upload-page {
    max-width: 850px;
    margin: 0 auto;
    padding: 55px 25px;
    box-sizing: border-box;
}

.upload-header {
    text-align: center;
    margin-bottom: 35px;
}

.upload-header h1 {
    color: #23485c;
    font-size: 42px;
    margin: 10px 0;
}

.upload-header p {
    color: #587481;
    font-size: 18px;
}

.upload-card {
    background: white;
    border: 1px solid #d3e2df;
    border-radius: 24px;
    padding: 35px;
    box-shadow: 0 10px 25px rgba(45, 75, 88, 0.10);
}

.upload-card form {
    display: flex;
    flex-direction: column;
}

.upload-card label {
    color: #23485c;
    font-weight: bold;
    margin: 15px 0 8px;
}

.upload-card input,
.upload-card select,
.upload-card textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid #c8d9d8;
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    box-sizing: border-box;
    outline: none;
}

.upload-card input:focus,
.upload-card select:focus,
.upload-card textarea:focus {
    border-color: #86a99b;
}

.upload-card textarea {
    resize: vertical;
}

.file-note {
    color: #78909c;
    font-size: 13px;
    margin-top: 8px;
}

.upload-submit {
    background: #86a99b;
    color: white;
    border: none;
    border-radius: 25px;
    padding: 15px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 25px;
}

.upload-submit:hover {
    background: #648d7e;
}

#uploadMessage {
    text-align: center;
    font-size: 15px;
    margin-top: 18px;
}

@media (max-width: 600px) {

    .upload-page {
        padding: 35px 18px;
    }

    .upload-card {
        padding: 25px 20px;
    }

    .upload-header h1 {
        font-size: 32px;
    }

}

/* REPOSPHERE RESEARCH LIBRARY DESIGN */

body {
    background: linear-gradient(135deg, #eef7f8, #dceff0);
    color: #234b68;
}

.topbar {
    background: rgba(255, 255, 255, 0.95);
    padding: 25px 45px;
    box-shadow: 0 4px 15px rgba(35, 75, 104, 0.12);
    border-bottom: 1px solid #d5e5e8;
}

.topbar h1 {
    color: #234b68;
    font-size: 38px;
    letter-spacing: 1px;
}

.topbar nav a {
    color: #35627d;
    font-size: 16px;
    transition: 0.3s;
}

.topbar nav a:hover {
    color: #8bb5a8;
    text-decoration: none;
}

.library-page {
    padding-top: 15px;
}

.page-heading h2 {
    color: #234b68;
    font-size: 36px;
    font-weight: 700;
}

.page-heading p {
    color: #52758a;
    font-size: 18px;
}

.search-box input {
    width: 100%;
    max-width: 650px;
    padding: 16px 22px;
    border: 2px solid #b9d5d5;
    border-radius: 30px;
    background: white;
    color: #234b68;
    box-shadow: 0 4px 12px rgba(35, 75, 104, 0.08);
}

.search-box input:focus {
    border-color: #8bb5a8;
    box-shadow: 0 0 0 4px rgba(139, 181, 168, 0.20);
}

.research-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.research-card {
    text-align: left;
    padding: 32px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid #d5e5e8;
    border-radius: 24px;
    box-shadow: 0 8px 25px rgba(35, 75, 104, 0.10);
    transition: 0.3s ease;
}

.research-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 14px 30px rgba(35, 75, 104, 0.18);
}

.research-card h3 {
    color: #234b68;
    font-size: 24px;
    line-height: 1.3;
    margin-bottom: 18px;
}

.research-card p {
    color: #52758a;
    font-size: 16px;
}

.research-card strong {
    color: #35627d;
}

.research-card button {
    background: #8bb5a8;
    padding: 14px 25px;
    border-radius: 30px;
    font-size: 15px;
    transition: 0.3s;
}

.research-card button:hover {
    background: #6f9c90;
    transform: scale(1.03);
}

@media (max-width: 800px) {
    .research-grid {
        grid-template-columns: 1fr;
    }

    .topbar {
        padding: 25px 20px;
    }

    .topbar h1 {
        font-size: 30px;
    }

    .page-heading h2 {
        font-size: 28px;
    }
}

.library-image {
    width: 100%;
    height: 100%;
    min-height: 500px;
    object-fit: cover;
    display: block;
    border-radius: 0;
}

.hero-right,
.image-side,
.right-side {
    overflow: hidden;
    background-image: url("elibrary.jpg");
    background-size: cover;
    background-position: center;
}

@media (max-width: 800px) {
    .library-image {
        min-height: 300px;
    }
}

/* UPLOAD RESEARCH PAGE DESIGN */

.upload-page {
    width: 90%;
    max-width: 900px;
    margin: 50px auto;
    padding: 35px;
}

.upload-page .page-heading {
    text-align: center;
    margin-bottom: 35px;
}

.upload-page .page-heading h2 {
    color: #234b68;
    font-size: 38px;
    margin-bottom: 12px;
}

.upload-page .page-heading p {
    color: #52758a;
    font-size: 18px;
}

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: rgba(255, 255, 255, 0.97);
    padding: 38px;
    border-radius: 25px;
    border: 1px solid #d5e5e8;
    box-shadow: 0 10px 30px rgba(35, 75, 104, 0.12);
}

.upload-form label {
    display: block;
    margin-top: 12px;
    margin-bottom: 5px;
    color: #234b68;
    font-size: 16px;
    font-weight: bold;
}

.upload-form input,
.upload-form select,
.upload-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #b9d5d5;
    border-radius: 12px;
    background: #fafdfe;
    color: #234b68;
    font-family: "DM Sans", Arial, sans-serif;
    font-size: 16px;
    outline: none;
}

.upload-form input:focus,
.upload-form select:focus,
.upload-form textarea:focus {
    border-color: #8bb5a8;
    box-shadow: 0 0 0 4px rgba(139, 181, 168, 0.18);
}

.upload-form textarea {
    resize: vertical;
    min-height: 130px;
}

.upload-form input[type="file"] {
    background: white;
    padding: 12px;
}

.upload-form button {
    width: 220px;
    align-self: center;
    margin-top: 25px;
    padding: 15px 25px;
    border: none;
    border-radius: 30px;
    background: #8bb5a8;
    color: white;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s ease;
}

.upload-form button:hover {
    background: #6f9c90;
    transform: translateY(-2px);
}

#uploadMessage {
    max-width: 900px;
    margin: 25px auto;
    padding: 20px;
    border-radius: 15px;
    background: white;
    color: #35627d;
    text-align: center;
    box-shadow: 0 5px 18px rgba(35, 75, 104, 0.10);
}

@media (max-width: 800px) {
    .upload-page {
        width: 95%;
        padding: 15px;
        margin: 30px auto;
    }

    .upload-page .page-heading h2 {
        font-size: 28px;
    }

    .upload-form {
        padding: 25px;
    }

    .upload-form button {
        width: 100%;
    }
}

/* MY ACCOUNT PAGE DESIGN */

.account-page {
    width: 90%;
    max-width: 1000px;
    margin: 50px auto;
    padding: 20px;
}

.account-page .page-heading {
    text-align: center;
    margin-bottom: 35px;
}

.account-page .page-heading h2 {
    color: #234b68;
    font-size: 40px;
    margin-bottom: 12px;
}

.account-page .page-heading p {
    color: #52758a;
    font-size: 18px;
}

.account-card {
    max-width: 600px;
    margin: auto;
    padding: 45px 40px;
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid #d5e5e8;
    border-radius: 28px;
    box-shadow: 0 10px 30px rgba(35, 75, 104, 0.13);
    text-align: center;
}

.profile-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #dceff0;
    border-radius: 50%;
    font-size: 48px;
}

.account-card h3 {
    color: #234b68;
    font-size: 28px;
    margin-bottom: 25px;
}

.account-card p {
    text-align: left;
    color: #52758a;
    font-size: 17px;
    padding: 12px 0;
    margin: 0;
    border-bottom: 1px solid #e2eeee;
}

.account-card p strong {
    color: #234b68;
}

.account-card button {
    margin-top: 30px;
    padding: 14px 28px;
    border: none;
    border-radius: 30px;
    background: #8bb5a8;
    color: white;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s ease;
}

.account-card button:hover {
    background: #6f9c90;
    transform: translateY(-2px);
}

@media (max-width: 800px) {
    .account-page {
        width: 95%;
        padding: 10px;
    }

    .account-page .page-heading h2 {
        font-size: 30px;
    }

    .account-card {
        padding: 30px 22px;
    }

    .account-card h3 {
        font-size: 24px;
    }
}

/* LOGIN PAGE DESIGN */

.login-page {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 50px 20px;
}

.login-form {
    width: 100%;
    max-width: 430px;
    background: rgba(255, 255, 255, 0.97);
    padding: 40px;
    border-radius: 28px;
    border: 1px solid #d5e5e8;
    box-shadow: 0 10px 30px rgba(35, 75, 104, 0.13);
}

.login-form h2 {
    text-align: center;
    color: #234b68;
    font-size: 32px;
    margin-bottom: 10px;
}

.login-form p {
    text-align: center;
    color: #52758a;
    margin-bottom: 25px;
}

.login-form label {
    display: block;
    color: #234b68;
    font-weight: bold;
    margin-top: 18px;
    margin-bottom: 8px;
}

.login-form input {
    width: 100%;
    padding: 14px;
    border: 1px solid #b9d5d5;
    border-radius: 12px;
    font-size: 16px;
    outline: none;
}

.login-form input:focus {
    border-color: #8bb5a8;
    box-shadow: 0 0 0 4px rgba(139, 181, 168, 0.18);
}

.login-form button {
    display: block;
    width: 100%;
    margin-top: 28px;
    padding: 15px;
    background: #8bb5a8;
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s ease;
}

.login-form button:hover {
    background: #6f9c90;
    transform: translateY(-2px);
}

#loginMessage {
    margin-top: 18px;
    text-align: center;
    color: #c0392b;
    font-weight: bold;
}

@media (max-width: 600px) {
    .login-form {
        padding: 28px 22px;
    }
}


/* RESEARCH DETAILS */
.details-card { max-width: 950px; margin: 0 auto; line-height: 1.8; }
.details-card p { margin-bottom: 16px; }

.archive-note {
    margin: 25px auto;
    max-width: 1000px;
    padding: 15px 18px;
    background: #f4fbfa;
    border-left: 4px solid #8bb5a8;
    color: #31566b;
    line-height: 1.6;
}

.details-card {
    line-height: 1.7;
}

.details-card .view-btn {
    display: inline-block;
    margin-top: 8px;
    margin-right: 8px;
}


/* Research library controls */
.library-controls {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 25px;
}

.library-controls .search-box {
    flex: 1 1 280px;
    margin-bottom: 0;
}

#strandFilter {
    padding: 13px 15px;
    border: 1px solid #cbdde2;
    border-radius: 10px;
    background: #ffffff;
    color: #29495a;
    font-size: 15px;
    min-width: 190px;
}

#strandFilter:focus,
#searchInput:focus {
    outline: 2px solid #8bb5a8;
    outline-offset: 2px;
}

@media (max-width: 600px) {
    #strandFilter {
        width: 100%;
    }
}


/* Strand and section fields */
.section-group {
    margin-top: 18px;
    padding: 16px;
    background: #f4fbfa;
    border: 1px solid #cbdde2;
    border-radius: 12px;
}

.section-group label {
    display: block;
    margin-bottom: 8px;
    color: #234b68;
    font-weight: 700;
}

.section-group input {
    width: 100%;
    box-sizing: border-box;
}

.section-group small {
    display: block;
    margin-top: 7px;
    color: #52758a;
}


/* Research Library filters */
.library-controls select {
    min-width: 170px;
}

.research-card [data-section] {
    margin: 0;
}


/* =========================
   ADMIN APPROVAL SYSTEM
========================= */
.admin-page { max-width: 1100px; margin: 0 auto; padding: 55px 30px; }
.admin-summary { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin:30px 0; }
.admin-summary div { background:#f8fcfc; border:1px solid #d3e2df; border-radius:16px; padding:22px; text-align:center; box-shadow:0 6px 18px rgba(45,75,88,.07); }
.admin-summary strong { display:block; font-size:32px; color:#23485c; }
.admin-summary span { color:#587481; }
.approval-list { display:flex; flex-direction:column; gap:20px; }
.approval-card { background:#fff; border:1px solid #d3e2df; border-radius:18px; padding:25px; box-shadow:0 7px 20px rgba(45,75,88,.08); display:flex; justify-content:space-between; gap:25px; }
.approval-card h3 { color:#23485c; margin:12px 0; }
.approval-card p { color:#587481; line-height:1.5; margin:7px 0; }
.status-badge,.approved-badge { display:inline-block; padding:5px 10px; border-radius:15px; font-size:11px; font-weight:bold; letter-spacing:.5px; background:#e7eee9; color:#39705f; }
.approval-actions { display:flex; align-items:center; gap:10px; min-width:170px; }
.approval-actions button { border:0; border-radius:8px; padding:11px 17px; cursor:pointer; color:white; font-weight:bold; }
.approve-btn { background:#4b8b78; } .approve-btn:hover { background:#39705f; }
.reject-btn { background:#b66b6b; } .reject-btn:hover { background:#965858; }
.empty-approval { text-align:center; color:#66818b; padding:30px; }
.uploaded-heading { margin:40px 0 20px; color:#23485c; }
.approved-badge { margin-bottom:10px; }
@media(max-width:700px){ .admin-summary{grid-template-columns:1fr;} .approval-card{flex-direction:column;} .approval-actions{min-width:0;} }

/* ADMIN + MANAGEMENT */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:30px 0}.stat-card{background:#f8fcfc;border:1px solid #d3e2df;border-radius:18px;padding:22px;text-align:center;box-shadow:0 6px 18px rgba(45,75,88,.07)}.stat-card span{display:block;font-size:28px}.stat-card strong{display:block;font-size:32px;color:#23485c;margin:7px}.stat-card small{color:#587481}.dashboard-management{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}.management-card{background:#f8fcfc;border:1px solid #d3e2df;border-radius:18px;padding:25px;box-shadow:0 6px 18px rgba(45,75,88,.07)}.management-card.full{grid-column:1/-1}.management-card h3{color:#23485c;margin-bottom:18px}.strand-stat{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid #e1ecea;color:#52717d}.strand-stat b{color:#39705f}.quick-actions{display:flex;flex-direction:column;gap:12px}.quick-actions a{padding:12px 15px;background:#e7f1ef;border-radius:10px;color:#31566b;text-decoration:none}.quick-actions a:hover{background:#d6e8e3}.recent-row{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:13px 0;border-bottom:1px solid #e1ecea}.recent-row small{display:block;color:#718994;margin-top:5px}.status-pending,.status-approved,.status-rejected{font-weight:bold;font-size:12px}.status-pending{color:#b07b25}.status-approved{color:#39705f}.status-rejected{color:#a64d4d}.admin-toolbar{display:flex;gap:12px;margin:25px 0}.admin-toolbar input,.admin-toolbar select{padding:12px;border:1px solid #c8d9d8;border-radius:9px;background:white}.admin-toolbar input{flex:1}.delete-btn{background:#b85c5c;color:white;border:0;border-radius:8px;padding:10px 14px;cursor:pointer}.success-message{margin-top:20px;padding:18px;background:#e4f2ed;border:1px solid #b9d9cf;border-radius:12px;color:#31566b}.status-badge.status-pending{background:#f4ead6;color:#9a6b20}.status-badge.status-approved{background:#e0f0e9;color:#39705f}.status-badge.status-rejected{background:#f5e2e2;color:#9b4d4d}@media(max-width:900px){.stats-grid{grid-template-columns:repeat(2,1fr)}.dashboard-management{grid-template-columns:1fr}.admin-toolbar{flex-direction:column}}@media(max-width:500px){.stats-grid{grid-template-columns:1fr}.recent-row{flex-direction:column;align-items:flex-start}}

/* ACCOUNT + NOTIFICATIONS */
.account-layout{max-width:1100px;margin:30px auto;display:grid;grid-template-columns:360px 1fr;gap:24px;padding:0 30px}.account-card{background:#f8fcfc;border:1px solid #d3e2df;border-radius:18px;padding:28px;box-shadow:0 6px 18px rgba(45,75,88,.07)}.profile-card{text-align:center}.profile-icon{width:75px;height:75px;margin:0 auto 15px;border-radius:50%;display:grid;place-items:center;background:#e7f1ef;font-size:36px}.account-card h3{color:#23485c;margin-bottom:18px}.account-card p{color:#587481;line-height:1.6}.account-card button,.mark-read-btn{border:0;border-radius:9px;padding:11px 17px;background:#4b8b78;color:white;cursor:pointer;font-weight:600}.account-card button:hover,.mark-read-btn:hover{background:#39705f}.account-research-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid #e1ecea}.account-research-row small{display:block;color:#718994;margin-top:5px}.notif-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;border-radius:10px;background:#b85c5c;color:white;font-size:10px;font-weight:bold;vertical-align:middle;margin-left:3px}.notifications-page{max-width:1000px;margin:0 auto;padding:55px 30px}.notifications-page .page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.notification-list{display:flex;flex-direction:column;gap:14px;margin-top:28px}.notification-card{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid #d3e2df;border-radius:15px;padding:18px 20px;box-shadow:0 5px 15px rgba(45,75,88,.06)}.notification-card.unread{background:#f4fbfa;border-left:4px solid #8bb5a8}.notification-icon{font-size:26px}.notification-content{flex:1}.notification-content strong{color:#23485c}.notification-content p{color:#587481;margin:6px 0;line-height:1.5}.notification-content small{color:#84969c}.notification-card button{border:1px solid #b9d9cf;background:white;color:#39705f;border-radius:8px;padding:8px 12px;cursor:pointer}.empty-notifications{text-align:center;padding:55px 20px;background:#f8fcfc;border:1px dashed #cbdde2;border-radius:16px;color:#66818b}.empty-notifications div{font-size:38px}.empty-notifications h3{color:#23485c}.empty-notifications p{margin:5px 0 0}@media(max-width:850px){.account-layout{grid-template-columns:1fr}.notifications-page .page-heading{align-items:flex-start;flex-direction:column}}@media(max-width:550px){.account-layout{padding:0 18px}.notifications-page{padding:40px 18px}.notification-card{align-items:flex-start;flex-wrap:wrap}.notification-card button{margin-left:42px}}


/* FINAL SYSTEM POLISH */
@media (max-width: 900px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 12px; }
  .topbar nav { width: 100%; display: flex; flex-wrap: wrap; gap: 8px; }
  .topbar nav a { font-size: 13px; }
  .hero-image { width: 100%; min-height: 380px; }
  .hero-image img { min-height: 380px; }
}

.notif-badge { min-width: 18px; height: 18px; padding: 0 5px; align-items: center; justify-content: center; border-radius: 20px; font-size: 11px; background: #397b68; color: #fff; margin-left: 4px; }

.status-pending, .status-approved, .status-rejected { display:inline-block; padding:5px 9px; border-radius:14px; font-size:11px; font-weight:700; }
.status-pending { background:#fff2cc; color:#856404; }
.status-approved { background:#d9f1e6; color:#28634f; }
.status-rejected { background:#f8dddd; color:#8a3030; }

button, .view-btn, .quick-actions a { transition: transform .15s ease, box-shadow .15s ease; }
button:hover, .view-btn:hover, .quick-actions a:hover { transform: translateY(-1px); }


/* Individual account additions */
.register-prompt{margin-top:16px;font-size:14px;color:#627985;text-align:center;}
.register-prompt a{color:#52758a;font-weight:700;text-decoration:none;}
.register-prompt a:hover{text-decoration:underline;}
.register-card{max-width:520px;}
.register-card select{width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid #c8d9de;border-radius:8px;background:#fff;color:#29495a;font-size:14px;margin-bottom:14px;}

/* =========================================================
   REPOSPHERE — LIGHT BLUE + SOFT SAGE THEME
   Calm academic look with layered pastel color,
   clean cards, subtle gradients and readable contrast.
========================================================= */
:root {
  --rs-bg: #eef7fb;
  --rs-bg-soft: #f7fbfc;
  --rs-blue: #d9edf7;
  --rs-blue-2: #c7e4f2;
  --rs-sage: #8fbea9;
  --rs-sage-dark: #4f806c;
  --rs-sage-soft: #dcefe6;
  --rs-teal: #315f72;
  --rs-text: #23485c;
  --rs-muted: #617d8b;
  --rs-border: #c9e0e7;
  --rs-white: #ffffff;
  --rs-shadow: rgba(67, 108, 124, .12);
}

html, body {
  background: var(--rs-bg) !important;
  color: var(--rs-text) !important;
}

body {
  background:
    radial-gradient(circle at 8% 12%, rgba(181, 220, 235, .42), transparent 26%),
    radial-gradient(circle at 92% 22%, rgba(177, 214, 194, .30), transparent 24%),
    linear-gradient(135deg, #edf7fb 0%, #f8fcfb 52%, #edf7f7 100%) !important;
}

/* NAVIGATION */
.navbar, .topbar {
  background: rgba(255,255,255,.92) !important;
  border-bottom: 1px solid rgba(174, 207, 218, .75) !important;
  box-shadow: 0 5px 22px rgba(72, 111, 124, .10) !important;
  backdrop-filter: blur(12px);
}

.logo, .logo-text { color: var(--rs-text) !important; }
.logo-icon {
  background: linear-gradient(135deg, #d9edf7, #cfe8dc) !important;
  border: 1px solid #b8d5dc !important;
  box-shadow: 0 5px 14px rgba(89, 137, 151, .12) !important;
}
nav a, .topbar nav a { color: #4d6f7e !important; }
nav a:hover, nav a.active, .topbar nav a:hover {
  color: var(--rs-sage-dark) !important;
}

.login-btn, .login-button, .primary-btn, .get-started-button,
.login-submit, .upload-submit, .dashboard-card button, .research-card button,
.account-card button, .mark-read-btn {
  background: linear-gradient(135deg, #78ae95, #5f967d) !important;
  color: #fff !important;
  border: 1px solid rgba(75, 123, 103, .35) !important;
  box-shadow: 0 6px 15px rgba(83, 130, 108, .18) !important;
}
.login-btn:hover, .login-button:hover, .primary-btn:hover, .get-started-button:hover,
.login-submit:hover, .upload-submit:hover, .dashboard-card button:hover,
.research-card button:hover, .account-card button:hover, .mark-read-btn:hover {
  background: linear-gradient(135deg, #679e84, #4f806c) !important;
  box-shadow: 0 8px 18px rgba(83, 130, 108, .24) !important;
}

/* PUBLIC HOME */
.home-hero, .hero {
  background:
    radial-gradient(circle at 75% 20%, rgba(184, 221, 237, .55), transparent 30%),
    radial-gradient(circle at 20% 90%, rgba(196, 225, 210, .38), transparent 30%),
    linear-gradient(135deg, #e8f5fa, #f7fbfa) !important;
}
.home-label, .small-title {
  color: #5f917d !important;
  text-shadow: none !important;
}
.home-hero-text h1, .home-hero-text h1 span, .home-hero-text h2,
.hero h1 { color: var(--rs-text) !important; }
.home-hero-text h1 span, .hero h1 span { color: var(--rs-sage-dark) !important; }
.home-description, .description { color: #587481 !important; }

.secondary-btn, .view-btn {
  color: var(--rs-sage-dark) !important;
  border: 1px solid #8ebca8 !important;
  background: rgba(255,255,255,.72) !important;
}
.secondary-btn:hover, .view-btn:hover {
  background: var(--rs-sage-soft) !important;
  box-shadow: 0 6px 14px rgba(88, 137, 112, .12) !important;
}

.hero-image { background: #dceef4 !important; }
.library-label {
  background: rgba(255,255,255,.90) !important;
  color: var(--rs-teal) !important;
  border: 1px solid rgba(183, 211, 220, .75);
  box-shadow: 0 8px 24px rgba(62, 101, 114, .13) !important;
}
.library-label strong { color: var(--rs-sage-dark) !important; }
.library-label small { color: #66828e !important; }

.home-about, .about { background: rgba(255,255,255,.76) !important; }
.features-area, .features { background: rgba(222, 239, 233, .58) !important; }
.about h2, .features h2, .home-about h2 { color: var(--rs-text) !important; }
.about h2 span { color: var(--rs-sage-dark) !important; }
.about-text, .about p:last-child, .feature-card p { color: #607c89 !important; }
.feature-card {
  background: linear-gradient(145deg, #ffffff, #f0f8f7) !important;
  border: 1px solid var(--rs-border) !important;
  box-shadow: 0 9px 24px var(--rs-shadow) !important;
}
.feature-card h3 { color: var(--rs-sage-dark) !important; }
.feature-card:hover { border-color: #9bc5b2 !important; box-shadow: 0 12px 28px rgba(78, 122, 103, .13) !important; }
.home-footer, footer {
  background: linear-gradient(135deg, #dceef5, #dcefe7) !important;
  color: #476a78 !important;
  border-top: 1px solid #c4dfe5 !important;
}

/* PAGE HEADINGS */
.page-heading, .dashboard-header, .library-header { color: var(--rs-text) !important; }
.page-heading h1, .page-heading h2, .dashboard-header h1,
.library-header h1, .dashboard-header h2, .library-header h2 {
  color: var(--rs-text) !important;
}
.page-heading p, .dashboard-header p, .library-header p,
.dashboard-header .small-label, .library-header .small-label {
  color: #6a8590 !important;
}

/* SHARED PAGES */
.dashboard-page, .library-page, .admin-page, .account-page,
.notifications-page, .upload-page { color: var(--rs-text) !important; }

.dashboard-card, .stat-card, .management-card, .approval-card,
.account-card, .notification-card, .research-card, .details-card,
.upload-form, .login-card, .register-card {
  background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(240,248,249,.96)) !important;
  border: 1px solid var(--rs-border) !important;
  color: var(--rs-text) !important;
  box-shadow: 0 9px 24px var(--rs-shadow), inset 0 1px 0 rgba(255,255,255,.9) !important;
}
.dashboard-card:hover, .research-card:hover, .management-card:hover,
.approval-card:hover, .account-card:hover, .notification-card:hover {
  border-color: #a6ccb9 !important;
  box-shadow: 0 12px 28px rgba(67, 108, 124, .14) !important;
}
.dashboard-card h2, .dashboard-card h3, .research-card h2, .research-card h3,
.management-card h2, .management-card h3, .approval-card h2, .approval-card h3,
.account-card h2, .account-card h3, .notification-card h3,
.stat-card strong, .admin-summary strong, .uploaded-heading { color: var(--rs-text) !important; }
.dashboard-card p, .research-card p, .management-card p, .approval-card p,
.account-card p, .notification-card p, .stat-card small { color: #68818d !important; }

/* DASHBOARD STATS / PANELS */
.stat-card, .admin-summary div {
  background: linear-gradient(145deg, #ffffff, #edf7f7) !important;
  border-color: #c6dfe5 !important;
}
.dashboard-management .management-card { background: linear-gradient(145deg,#fff,#eef7f5) !important; }
.strand-stat { color: #617c87 !important; border-color: #d9e9e8 !important; }
.strand-stat b { color: var(--rs-sage-dark) !important; }
.quick-actions a {
  background: linear-gradient(90deg, #e4f2f8, #e2f1e9) !important;
  color: #3f6675 !important;
  border: 1px solid #c9e0e4;
}
.quick-actions a:hover { background: #d9ece9 !important; }
.recent-row, .account-research-row { border-color: #d9e7ea !important; }
.recent-row small, .account-research-row small { color: #78909a !important; }

/* FORMS */
.login-page, .upload-page, .account-page { background: transparent !important; }
.login-card { box-shadow: 0 14px 34px rgba(66, 105, 119, .14) !important; }
.login-card h1, .login-card label { color: var(--rs-text) !important; }
.login-card > p, .back-home, .back-link, .register-prompt { color: #6a8590 !important; }
.login-icon, .profile-icon {
  background: linear-gradient(135deg, #d9edf7, #d9eee4) !important;
  border: 1px solid #b9d8df !important;
  box-shadow: 0 7px 16px rgba(81, 126, 139, .10) !important;
}
input, textarea, select, .search-box input, .search-area input,
.library-controls select, .admin-toolbar input, .admin-toolbar select,
.register-card select {
  background: #fbfefe !important;
  color: var(--rs-text) !important;
  border: 1px solid #bfd9e1 !important;
}
input::placeholder, textarea::placeholder { color: #8aa0aa !important; }
input:focus, textarea:focus, select:focus, .search-box input:focus,
.search-area input:focus, .library-controls select:focus {
  border-color: #8db9c9 !important;
  box-shadow: 0 0 0 3px rgba(141,185,201,.18) !important;
  outline: none !important;
}

/* RESEARCH */
.library-controls, .search-area, .admin-toolbar { color: var(--rs-text) !important; }
.section-group { background: #edf7f5 !important; border-color: #c9e0df !important; }
.section-group label { color: var(--rs-text) !important; }
.section-group small { color: #6b858f !important; }
.archive-note { background: #e9f5f2 !important; border-left-color: #86b8a0 !important; color: #466d60 !important; }
.empty-message, .no-result, .archive-note, .research-count { color: #66818d !important; }

/* ADMIN / STATUS */
.approve-btn { background: #75aa91 !important; color: #fff !important; border: 1px solid #659c82 !important; }
.reject-btn { background: #d17b7b !important; color: #fff !important; border: 1px solid #c76d6d !important; }
.delete-btn { background: #c86e72 !important; color: #fff !important; }
.status-badge.status-pending { background: #fff0cf !important; color: #8a6820 !important; border-color: #efdca8 !important; }
.status-badge.status-approved { background: #dff2e8 !important; color: #39735a !important; border-color: #b9dfca !important; }
.status-badge.status-rejected { background: #f8dddd !important; color: #984b4b !important; border-color: #edc3c3 !important; }
.approved-badge { background: #dff2e8 !important; color: #39735a !important; border-color: #b9dfca !important; }
.success-message { background: #e2f3ea !important; border-color: #b9dcc8 !important; color: #456d5c !important; }

/* NOTIFICATIONS */
.notification-card { background: linear-gradient(145deg,#fff,#f0f8f7) !important; }
.notification-card.unread { background: #edf8f6 !important; border-left-color: #82b69f !important; }
.notification-content strong { color: var(--rs-text) !important; }
.notification-content p { color: #67818c !important; }
.notification-content small { color: #859aa2 !important; }
.notification-card button { background: #fff !important; color: var(--rs-sage-dark) !important; border-color: #bdd9cd !important; }
.empty-notifications { background: #f4faf9 !important; border-color: #c8dfe2 !important; color: #69838e !important; }
.empty-notifications h3 { color: var(--rs-text) !important; }
.notif-badge { background: #79ad94 !important; color: #fff !important; box-shadow: 0 3px 8px rgba(79,128,108,.18) !important; }

/* SUBTLE DECORATIVE ACCENTS */
.dashboard-page::before, .library-page::before, .admin-page::before,
.account-page::before, .notifications-page::before, .upload-page::before {
  content: "";
  position: fixed;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: rgba(191, 222, 235, .22);
  top: 90px;
  right: -90px;
  pointer-events: none;
  z-index: -1;
}

@media (max-width: 900px) {
  .navbar, .topbar { background: rgba(255,255,255,.97) !important; }
}

/* Research upload / editing enhancements */
.upload-limit-note{display:block;margin:-6px 0 14px;color:#5f7180;font-size:.88rem}
.edit-help{background:linear-gradient(135deg,#eef8ff,#eef8f1);border:1px solid #cfe3dc;border-radius:14px;padding:12px 14px;color:#365568}
.edit-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.secondary-btn{background:#edf3f5!important;color:#35566a!important;border:1px solid #c9d8dd!important}
.error-message{margin-top:12px;padding:12px 14px;border-radius:12px;background:#fff0f0;border:1px solid #f2b8b8;color:#9b2c2c}


/* =========================================================
   REPOSPHERE TYPOGRAPHY — ELEGANT READABLE ACADEMIC SERIF
   ========================================================= */
body, button, input, textarea, select {
  font-family: "DM Sans", Arial, sans-serif;
}

/* Elegant Times-style serif for research/academic headings */
h1, h2, h3, h4,
.page-heading h1, .page-heading h2,
.dashboard-header h1, .dashboard-header h2,
.library-header h1, .library-header h2,
.login-card h1, .register-card h1,
.upload-page .page-heading h1,
.research-details h1, .research-card h2,
.details-card h1, .details-card h2,
.about h2, .home-about h2, .features h2,
.feature-card h3, .management-card h2, .management-card h3,
.approval-card h2, .approval-card h3, .account-card h2, .account-card h3,
.notification-card h3, .stat-card strong {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  letter-spacing: .15px;
}

/* Elegant serif for decorative labels — readable, not script */
.home-label, .small-title, .section-title,
.library-label strong, .image-caption strong,
.decorative-title, .script-font {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  font-weight: 400 !important;
  font-style: italic !important;
  letter-spacing: .4px !important;
  text-transform: none !important;
}

.logo-text {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  font-weight: 700 !important;
}

.navbar nav a, .topbar nav a,
.login-btn, .login-button, .primary-btn, .secondary-btn,
.get-started-button, button, label,
.search-box input, .search-area input,
.library-controls select, .admin-toolbar input, .admin-toolbar select {
  font-family: "DM Sans", Arial, sans-serif !important;
}

.hero h1, .home-hero-text h1 {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  font-weight: 700;
}

.hero h1 span, .home-hero-text h1 span {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  font-weight: 400 !important;
  font-size: 1.08em;
}

.research-card h2, .research-card h3,
.details-card h1, .details-card h2 {
  line-height: 1.2;
}


/* =========================================================
   REPOSPHERE RESPONSIVE LEFT SIDEBAR
   Internal pages: desktop sidebar + mobile-safe layout
   ========================================================= */
.internal-page {
  padding-top: 0 !important;
  overflow-x: hidden;
}

.internal-page .topbar {
  position: fixed !important;
  top: 0;
  left: 0;
  bottom: 0;
  width: 245px;
  min-height: 100vh;
  height: 100vh;
  padding: 30px 18px !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  justify-content: flex-start !important;
  gap: 26px !important;
  z-index: 9999;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid rgba(174, 207, 218, .75) !important;
  border-bottom: 0 !important;
}

.internal-page .topbar h1 {
  font-family: "Libre Baskerville", Georgia, "Times New Roman", serif !important;
  font-size: 27px !important;
  line-height: 1.2;
  margin: 4px 10px 8px;
  color: #29495a !important;
}

.internal-page .topbar nav {
  width: 100%;
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 8px !important;
}

.internal-page .topbar nav a {
  display: flex !important;
  align-items: center;
  min-height: 45px;
  width: 100%;
  padding: 11px 13px !important;
  border-radius: 12px;
  color: #4d6f7e !important;
  font-size: 14px !important;
  line-height: 1.25;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  white-space: normal;
}

.internal-page .topbar nav a:hover,
.internal-page .topbar nav a.active {
  background: linear-gradient(135deg, rgba(216, 236, 247, .92), rgba(211, 233, 220, .92)) !important;
  color: #315f63 !important;
  transform: translateX(2px);
}

.internal-page .topbar nav a:last-child {
  margin-top: auto;
  color: #6b6470 !important;
  border-top: 1px solid #dce8eb;
  border-radius: 0 0 12px 12px;
  padding-top: 16px !important;
}

.internal-page > main,
.internal-page > .dashboard-page,
.internal-page > .library-page,
.internal-page > .upload-page,
.internal-page > .account-page,
.internal-page > .notifications-page,
.internal-page > .admin-page,
.internal-page > .research-details-page {
  margin-left: 245px !important;
  width: auto !important;
  max-width: none !important;
  min-height: 100vh;
  padding-left: clamp(22px, 4vw, 55px) !important;
  padding-right: clamp(22px, 4vw, 55px) !important;
}

/* Prevent long tables/cards/forms from forcing the whole page wider. */
.internal-page main,
.internal-page section,
.internal-page .container,
.internal-page .content,
.internal-page .card,
.internal-page .management-card,
.internal-page .research-card,
.internal-page .approval-card,
.internal-page .account-card,
.internal-page .notification-card {
  max-width: 100%;
}

.internal-page img,
.internal-page video,
.internal-page iframe {
  max-width: 100%;
  height: auto;
}

.internal-page input,
.internal-page textarea,
.internal-page select,
.internal-page button {
  max-width: 100%;
}

@media (max-width: 900px) {
  .internal-page .topbar {
    width: 205px;
    padding: 24px 13px !important;
  }

  .internal-page .topbar h1 {
    font-size: 23px !important;
  }

  .internal-page > main,
  .internal-page > .dashboard-page,
  .internal-page > .library-page,
  .internal-page > .upload-page,
  .internal-page > .account-page,
  .internal-page > .notifications-page,
  .internal-page > .admin-page,
  .internal-page > .research-details-page {
    margin-left: 205px !important;
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
}

@media (max-width: 700px) {
  /* On phones the sidebar becomes a compact top navigation so nothing gets cut off. */
  .internal-page .topbar {
    position: relative !important;
    left: auto;
    top: auto;
    bottom: auto;
    width: 100% !important;
    height: auto !important;
    min-height: 0;
    padding: 14px 14px 12px !important;
    gap: 10px !important;
    overflow: visible;
    border-right: 0 !important;
    border-bottom: 1px solid rgba(174, 207, 218, .75) !important;
  }

  .internal-page .topbar h1 {
    margin: 0 4px 4px;
    font-size: 21px !important;
  }

  .internal-page .topbar nav {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px !important;
  }

  .internal-page .topbar nav a,
  .internal-page .topbar nav a:last-child {
    min-height: 39px;
    padding: 8px 9px !important;
    margin: 0 !important;
    border-top: 0;
    font-size: 12px !important;
    justify-content: center;
    text-align: center;
  }

  .internal-page > main,
  .internal-page > .dashboard-page,
  .internal-page > .library-page,
  .internal-page > .upload-page,
  .internal-page > .account-page,
  .internal-page > .notifications-page,
  .internal-page > .admin-page,
  .internal-page > .research-details-page {
    margin-left: 0 !important;
    width: 100% !important;
    padding: 22px 14px !important;
  }

  .internal-page .stats-grid,
  .internal-page .dashboard-management,
  .internal-page .quick-actions {
    grid-template-columns: 1fr !important;
  }

  .internal-page table {
    display: block;
    width: 100%;
    overflow-x: auto;
  }

  .internal-page .page-heading h1,
  .internal-page .page-heading h2,
  .internal-page .dashboard-header h1,
  .internal-page .library-header h1 {
    font-size: clamp(25px, 8vw, 34px) !important;
  }
}

@media (max-width: 420px) {
  .internal-page .topbar nav {
    grid-template-columns: 1fr;
  }

  .internal-page .topbar nav a {
    justify-content: flex-start;
    text-align: left;
  }

  .internal-page > main,
  .internal-page > .dashboard-page,
  .internal-page > .library-page,
  .internal-page > .upload-page,
  .internal-page > .account-page,
  .internal-page > .notifications-page,
  .internal-page > .admin-page,
  .internal-page > .research-details-page {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }
}


/* Editable account modal */
.account-edit-modal{position:fixed;inset:0;background:rgba(20,45,55,.38);backdrop-filter:blur(5px);display:none;align-items:center;justify-content:center;padding:20px;z-index:9999}.account-edit-modal.show{display:flex}.account-edit-box{position:relative;width:min(560px,100%);max-height:90vh;overflow:auto;background:#fffdf8;border:1px solid #d9e6df;border-radius:24px;padding:28px;box-shadow:0 20px 60px rgba(37,74,80,.2)}.account-edit-box h3{margin:0 0 6px;color:#244f58;font-family:Georgia,'Times New Roman',serif;font-size:28px}.edit-note{color:#66777a;margin:0 0 20px}.modal-close{position:absolute;right:16px;top:12px;border:0;background:transparent;font-size:30px;color:#52686b;cursor:pointer}.account-edit-box form{display:grid;gap:14px}.account-edit-box label{display:grid;gap:7px;color:#35575d;font-weight:600}.account-edit-box input{width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid #cbded8;border-radius:12px;background:#f8fcfa;color:#233f44;font:inherit}.account-edit-box input:disabled{background:#eef3f1;color:#7b8889}.account-edit-box #studentEditFields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.save-account-btn{border:0;border-radius:12px;padding:13px 18px;background:linear-gradient(135deg,#8fb8a8,#78aeb8);color:white;font-weight:700;cursor:pointer;box-shadow:0 8px 18px rgba(95,145,145,.18)}.save-account-btn:hover{filter:brightness(.96)}@media(max-width:600px){.account-edit-box{padding:22px;border-radius:18px}.account-edit-box #studentEditFields{grid-template-columns:1fr}.account-edit-box h3{font-size:24px}}


/* =========================================================
   REPOSPHERE SIDEBAR — SMART ACTIVE PAGE + MODERN DESIGN
   ========================================================= */
.internal-page .topbar {
  background:
    radial-gradient(circle at 18% 8%, rgba(111, 194, 221, .16), transparent 28%),
    radial-gradient(circle at 90% 90%, rgba(113, 177, 145, .13), transparent 30%),
    linear-gradient(180deg, rgba(250,253,253,.98), rgba(241,248,248,.96)) !important;
  border-right: 1px solid rgba(112, 173, 193, .28) !important;
  box-shadow: 7px 0 28px rgba(44, 89, 108, .09) !important;
}

.internal-page .topbar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #55c7ee 0%, #74a9d1 48%, #79b79a 100%);
  opacity: .9;
}

.internal-page .topbar h1 {
  position: relative;
  padding-bottom: 20px;
  margin-bottom: 2px !important;
  border-bottom: 1px solid rgba(160, 201, 211, .45);
  text-shadow: 0 2px 12px rgba(66, 130, 157, .08);
}

.internal-page .topbar h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 42px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, #42bde9, #78b59a);
  box-shadow: 0 0 10px rgba(66, 189, 233, .28);
}

.internal-page .topbar nav {
  gap: 7px !important;
}

.internal-page .topbar nav a {
  position: relative;
  min-height: 47px;
  padding: 12px 13px 12px 16px !important;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 500;
  letter-spacing: .05px;
  overflow: hidden;
}

/* Small navigation icons */
.internal-page .topbar nav a[href="dashboard.html"]::before { content: "▦"; }
.internal-page .topbar nav a[href="research-library.html"]::before { content: "▤"; }
.internal-page .topbar nav a[href="admin-approval.html"]::before { content: "✓"; }
.internal-page .topbar nav a[href="upload-research.html"]::before { content: "↑"; }
.internal-page .topbar nav a[href="account.html"]::before { content: "◉"; }
.internal-page .topbar nav a[href="notifications.html"]::before { content: ""; }
.internal-page .topbar nav a[href="index.html"]::before { content: "↪"; }

.internal-page .topbar nav a::before {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  margin-right: 10px;
  color: #6e9aab;
  font-size: 16px;
  font-weight: 700;
  flex: 0 0 22px;
  transition: color .2s ease, transform .2s ease;
}

.internal-page .topbar nav a:hover {
  background: linear-gradient(135deg, rgba(221,241,248,.78), rgba(222,240,231,.78)) !important;
  border-color: rgba(145, 194, 204, .42) !important;
  color: #2f6470 !important;
  transform: translateX(3px);
}

/* Automatically selected/current page */
.internal-page .topbar nav a.active,
.internal-page .topbar nav a[aria-current="page"] {
  background: linear-gradient(135deg, #d9eff8 0%, #d9eee4 100%) !important;
  border-color: rgba(115, 184, 202, .50) !important;
  color: #245d6c !important;
  font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.72), 0 5px 14px rgba(73, 130, 148, .10) !important;
  transform: none !important;
}

.internal-page .topbar nav a.active::after,
.internal-page .topbar nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 99px;
  background: linear-gradient(180deg, #38bce9, #71b89a);
  box-shadow: 0 0 9px rgba(56, 188, 233, .42);
}

.internal-page .topbar nav a.active::before,
.internal-page .topbar nav a[aria-current="page"]::before {
  color: #2999bd;
  transform: scale(1.08);
}

/* Keep logout visually separated and neutral */
.internal-page .topbar nav a:last-child {
  margin-top: auto !important;
  padding-top: 15px !important;
  border-top: 1px solid rgba(160, 201, 211, .55) !important;
  border-radius: 0 !important;
  color: #6f6872 !important;
}

.internal-page .topbar nav a:last-child:hover {
  color: #526c77 !important;
  background: rgba(226, 239, 241, .72) !important;
}

@media (max-width: 900px) {
  .internal-page .topbar {
    box-shadow: 0 5px 22px rgba(72,111,124,.10) !important;
  }
}