:root {
    /* Core palette: cool slate + sapphire (distinct from teal “score card” look) */
    --bg-deep: #070910;
    --bg-card: #0f131c;
    --bg-card-elevated: #151a24;
    --accent: #5c7cfa;
    --accent-bright: #93b4ff;
    --accent-glow: rgba(92, 124, 250, 0.32);
    --text: #c8d0dc;
    --text-muted: #8892a3;
    --text-heading: #eef2f9;
    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-accent: rgba(92, 124, 250, 0.38);
    /* Open-state predictions (cool blue) */
    --open-ribbon: #5c7cfa;
    --open-surface: rgba(92, 124, 250, 0.09);
    --open-border: rgba(120, 155, 255, 0.28);
    --open-title: #a8beff;
    --open-card-bg: rgba(92, 124, 250, 0.05);
    /* Home-state predictions (warm amber) */
    --home-ribbon: #d4a24b;
    --home-surface: rgba(212, 162, 75, 0.1);
    --home-border: rgba(212, 175, 120, 0.32);
    --home-title: #e8c47a;
    --home-card-bg: rgba(212, 162, 75, 0.06);
}

body {
    font-family: "Inter", system-ui, -apple-system, sans-serif;
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background-color: var(--bg-deep);
    background-image:
        radial-gradient(ellipse 130% 70% at 80% -15%, rgba(92, 124, 250, 0.11), transparent 52%),
        radial-gradient(ellipse 90% 50% at 10% 30%, rgba(100, 80, 160, 0.06), transparent 45%),
        url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
    background-repeat: no-repeat, repeat;
    background-position: center top, 0 0;
    background-attachment: fixed;
    line-height: 1.55;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E")
}

header {
    background: linear-gradient(180deg, #05070c 0%, #0a0d14 100%);
    color: var(--text-heading);
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.65rem clamp(1rem, 4vw, 3rem);
    box-sizing: border-box;
    border-bottom: 1px solid rgba(92, 124, 250, 0.12);
}

header img {
    height: 36px;
    display: block;
}

.header-tagline {
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 600;
}

main {
    padding: clamp(1.25rem, 4vw, 2.5rem);
    max-width: 960px;
    margin: 0 auto;
}

.card {
    background: var(--bg-card);
    padding: 4px 0 8px;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
    padding-bottom: 12px;
}

.info {
    display: flex;
    gap: 1.5rem;
    margin: 20px 20px 15px;
    flex-wrap: wrap;
    justify-content: space-around !important;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 23px;
    background: var(--bg-card-elevated);
}

.info img {
    width: 150px;
    border-radius: 8px;
    height: 150px;
}

.details {
    flex: 1;
}

.details h2 {
    margin-top: 0;
    color: var(--text-heading);
}

.row {
    margin-bottom: .5rem;
}

/* Only student-detail rows need fixed label width — not labels inside prediction cards */
.details .row label,
.info .row label {
    font-weight: 600;
    display: inline-block;
    width: 250px;
    line-height: 30px;
    color: var(--text-muted);
}

input[type=file],
button {
    margin-top: 1rem;
}

.categoryContainer {
    width: 125px;
    display: inline-block;
    margin: 10px 4px 10px -1px;
}

.categoryContainer label {
    border: 1px solid var(--border-accent);
    width: 98%;
    display: block;
    padding: 2px 1%;
    border-radius: 8px 8px 0 0;
}

.categoryContainer div {
    border: 1px solid var(--border-subtle);
    border-top: none;
    width: 98%;
    display: block;
    padding: 8px 1%;
    border-radius: 0 0 8px 8px;
    background: var(--bg-deep);
}

header h1 {
    display: none;
}

.student-profile {
    text-align: center;
    position: relative;
}

.student-profile::after {
    content: '';
    position: absolute;
    top: 0px;
    left: -52px;
    right: 0;
    bottom: 0;
    z-index: 99;
    width: 1px;
    height: 250px;
    background: var(--border-subtle);
}

.student-profile h2 {
    margin: 0;
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.upload-pdf {
    margin-top: 0;
    padding: 0.5rem 0 1.5rem;
    text-align: center;
}

.upload-pdf h2 {
    margin: 0;
    font-size: clamp(1.35rem, 4vw, 2rem);
    color: var(--accent-bright);
    text-align: center;
    margin-bottom: 0.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.upload-pdf p {
    font-size: 1rem;
    color: var(--text-muted);
    margin: 0 0 1.25rem;
}

.upload-pdf label {
    color: var(--text-heading);
    font-size: 0.95rem;
    font-weight: 500;
}

.upload-pdf input[type=file] {
    background: var(--bg-deep);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 14px 14px 18px;
    color: var(--text);
    cursor: pointer;
    display: block;
    width: 98%;
    margin: 8px 0;
    box-sizing: border-box;
}

.upload-pdf input[type=file]::file-selector-button,
.upload-pdf input[type=file]::-webkit-file-upload-button {
    font-family: inherit;
    font-weight: 600;
    margin-right: 12px;
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.upload-pdf input[type=file]::file-selector-button:hover,
.upload-pdf input[type=file]::-webkit-file-upload-button:hover {
    background: var(--accent-bright);
}

.data-upload {
    align-items: center;
}

.data-upload button {
    background: var(--accent);
    border-radius: 10px;
    padding: 14px 24px;
    color: #fff;
    border: none;
    cursor: pointer;
    margin-left: 10px;
    margin-top: 8px;
    font-weight: 600;
    box-shadow: 0 8px 24px var(--accent-glow);
}

.data-marks {
    margin: 0 20px 15px;
    padding: 16px;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    background: var(--bg-card-elevated);
}

.data-marks--ranks {
    border-color: rgba(140, 150, 180, 0.15);
    background: linear-gradient(160deg, rgba(92, 124, 250, 0.04), var(--bg-card-elevated));
}

.data-marks label {
    font-weight: 600;
    display: inline-block;
    line-height: 30px;
    color: var(--text-heading);
}

.data-marks__heading {
    display: block;
    width: 100%;
    margin-bottom: 6px;
}

.prediction-block {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    align-items: stretch;
}

.prediction-block--open {
    border-color: var(--open-border);
    background:
        linear-gradient(125deg, var(--open-surface) 0%, transparent 42%),
        var(--bg-card-elevated);
    box-shadow: 0 0 0 1px rgba(92, 124, 250, 0.06), 0 12px 32px rgba(0, 0, 0, 0.28);
}

.prediction-block--open::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 12px 0 0 12px;
    background: linear-gradient(180deg, var(--open-ribbon), #3d56c4);
}

.prediction-block--home {
    border-color: var(--home-border);
    background:
        linear-gradient(125deg, var(--home-surface) 0%, transparent 42%),
        var(--bg-card-elevated);
    box-shadow: 0 0 0 1px rgba(212, 162, 75, 0.08), 0 12px 32px rgba(0, 0, 0, 0.28);
}

.prediction-block--home::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 12px 0 0 12px;
    background: linear-gradient(180deg, var(--home-ribbon), #8a6228);
}

.prediction-block__title {
    grid-column: 1 / -1;
    display: flex !important;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    margin-bottom: 0;
    line-height: 1.4;
    font-size: 1rem;
    color: var(--text-heading);
    padding-left: 8px;
    box-sizing: border-box;
}

.prediction-block--open .prediction-block__title::before {
    content: "Open state quota · OS / AI";
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #dce6ff;
    background: rgba(92, 124, 250, 0.35);
    border: 1px solid rgba(147, 180, 255, 0.35);
    padding: 5px 10px;
    border-radius: 999px;
}

.prediction-block--home .prediction-block__title::before {
    content: "Home state quota · HS";
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #1a1410;
    background: linear-gradient(135deg, #e8c47a, #c9933a);
    border: 1px solid rgba(255, 220, 160, 0.35);
    padding: 5px 10px;
    border-radius: 999px;
}

.prediction-block .collegeContainer {
    width: 100%;
    max-width: none;
    margin: 0;
    display: block;
    box-sizing: border-box;
}

.prediction-block--open .collegeContainer {
    background: var(--open-card-bg);
    border-color: var(--open-border);
    box-shadow: 0 6px 20px rgba(40, 60, 120, 0.2);
}

.prediction-block--home .collegeContainer {
    background: var(--home-card-bg);
    border-color: var(--home-border);
    box-shadow: 0 6px 20px rgba(60, 45, 20, 0.22);
}

.prediction-block .collegeContainer.no_data {
    grid-column: 1 / -1;
}

.prediction-block .collegeContainer .row label {
    width: auto !important;
    display: inline;
    font-weight: 600;
    color: var(--text-muted);
}

.prediction-block--open .collage_name {
    color: var(--open-title);
}

.prediction-block--home .collage_name {
    color: var(--home-title);
}

.prediction-block--open .program_name {
    color: #d8e2f5;
}

.prediction-block--home .program_name {
    color: #f0e8d8;
}

.categoryContainer label {
    text-align: center;
    background: rgba(92, 124, 250, 0.22);
    color: var(--accent-bright);
    font-size: 15px;
    font-weight: 600;
}

.categoryContainer div {
    text-align: center;
    color: var(--text);
}

.info .row span,
.details .student-info span {
    color: var(--text);
}

.upload_error {
    color: #fff;
    text-align: center;
    background: #7f1d1d;
    border: 1px solid rgba(248, 113, 113, 0.4);
    padding: 10px 12px;
    width: 100%;
    max-width: 420px;
    margin: 10px auto;
    font-size: 13px;
    border-radius: 10px;
}

.collegeContainer {
    display: inline-block;
    width: 45.5%;
    background: var(--bg-card-elevated);
    padding: 2% 1.2% 12px;
    margin: 0 1% 12px 0;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    vertical-align: top;
}

.collage_name,
.program_name {
    font-weight: bold;
}

.collage_name {
    color: var(--accent-bright);
}

.prediction-block .collage_name {
    font-size: 1.02rem;
}

.program_name {
    font-size: 15px;
    margin: 9px 0;
    color: var(--text-heading);
    font-weight: 500;
}

.marks-details label {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-muted);
}

.marks-details span {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
}

.upload-pdf span#fileError {
    color: #f87171;
    font-weight: 600;
}

.details {
    flex: 1;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.student-info {
    margin-bottom: .5rem;
    display: flex;
    flex-direction: column;
}

.collegeContainer.no_data {
    padding: 16px;
    color: var(--text-muted);
    text-align: center;
}

.prediction-block--open .collegeContainer.no_data {
    border-style: dashed;
    background: rgba(92, 124, 250, 0.04);
}

.prediction-block--home .collegeContainer.no_data {
    border-style: dashed;
    background: rgba(212, 162, 75, 0.05);
}

.user-details {
    background: var(--bg-card);
    padding: clamp(1.25rem, 3vw, 1.75rem);
    width: min(100%, 520px);
    margin: 0 auto 1rem;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.user-details form>button[type="submit"],
#userForm>button[type="submit"] {
    width: 100%;
    max-width: 100%;
    margin: 12px 0 0;
    margin-left: 0;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 8px 28px var(--accent-glow);
    transition: background 0.15s ease, transform 0.1s ease;
}

.user-details form>button[type="submit"]:hover,
#userForm>button[type="submit"]:hover {
    background: var(--accent-bright);
}

.user-details form>button[type="submit"]:active,
#userForm>button[type="submit"]:active {
    transform: translateY(1px);
}

.user-details input[type=text] {
    width: 100%;
    padding: 12px 16px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    box-sizing: border-box;
    background: var(--bg-deep);
    color: var(--text);
}

.user-details label {
    display: block;
    text-align: left;
    margin: 3px auto 0;
    width: 100%;
    font-size: 15px;
    color: var(--text-heading);
}

.user-details button {
    background: var(--accent);
    border-radius: 10px;
    padding: 12px 20px;
    color: #fff;
    border: none;
    cursor: pointer;
    margin-left: 10px;
    margin-top: 8px;
    display: block;
    margin: 10px auto 0;
    font-weight: 600;
    box-shadow: 0 8px 24px var(--accent-glow);
}

input:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.form-check {
    display: block;
    min-height: 1.5rem;
    padding-left: 0.5em;
    margin-bottom: 15px;
}

.form-check-input {
    float: left;
    margin: 3px 8px 0 0;
    accent-color: var(--accent);
}

.form-check-label {
    font-size: 13px !important;
    line-height: 1.45;
    color: var(--text-muted);
}

.form-check-label a {
    color: var(--accent-bright);
    text-decoration: none;
}

.form-check-label a:hover {
    text-decoration: underline;
}

span#emailError,
span#mobileError,
span#fileError {
    font-size: 14px;
    font-weight: 500;
    text-align: left;
}

.upload-pdf span.fileMsg {
    font-size: 11px;
    margin: -12px 0 0;
    display: block;
    color: var(--text-muted);
    width: 98%;
    text-align: left;
    padding-left: 4px;
}

html {
    scroll-behavior: smooth;
}

.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-card);
    margin: 10% auto;
    padding: 0 0 28px;
    width: 480px;
    border-radius: 16px;
    position: relative;
    text-align: center;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
    max-width: 96%;
    border: 1px solid var(--border-subtle);
    color: var(--text);
}

.modal-content .form-check {
    display: block;
    min-height: 1.5rem;
    padding-left: 1rem;
    margin-bottom: 15px;
    padding-right: 1rem;
}

.close-btn {
    position: absolute;
    right: 15px;
    top: 10px;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
}

.sutdent-dtails-popup h3 {
    font-size: 15px;
    font-weight: 600;
    background: linear-gradient(90deg, rgba(92, 124, 250, 0.4), rgba(92, 124, 250, 0.08));
    color: var(--text-heading);
    padding: 18px 16px;
    border-radius: 16px 16px 0 0;
    border-bottom: 1px solid var(--border-subtle);
    margin: 0;
}

.modal-content .form-check [type=text] {
    width: 100%;
    max-width: 100%;
    padding: 12px 16px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    box-sizing: border-box;
    background: var(--bg-deep);
    color: var(--text);
}

.modal-content .form-check label {
    text-align: left;
    display: block;
    font-size: 14px;
    margin-left: 3px;
    color: var(--text-heading);
}

.modal-content label.form-check-label[for="checkbox2"] {
    font-size: 10px !important;
    padding: 0 4px 0 0;
    text-align: left;
    line-height: 14px;
    margin: 0;
    display: block;
    color: var(--text-muted);
}

.modal-content .popup-submit {
    background: var(--accent);
    border-radius: 12px;
    padding: 14px 28px;
    color: #fff;
    border: none;
    cursor: pointer;
    margin: 16px auto 0;
    display: block;
    font-weight: 700;
    font-family: inherit;
    font-size: 1rem;
    box-shadow: 0 8px 28px var(--accent-glow);
}

.modal-content .popup-submit:hover {
    background: var(--accent-bright);
}

@media (max-width: 768px) {
    .collegeContainer {
        width: 95%;
        padding: 3% 3% 12px;
    }

    .prediction-block {
        grid-template-columns: 1fr;
    }

    .prediction-block .collegeContainer {
        width: 100%;
    }
}

@media (max-width:540px) {
    .student-profile {
        display: none;
    }

    .marks-details {
        display: flex;
        flex-direction: column;
    }

    .marks-details span {
        color: var(--accent-bright);
        font-size: 14px;
        font-weight: 600;
    }

    .upload-pdf h2 {
        font-size: 1.25rem;
    }

    .upload-pdf p {
        font-size: 0.9rem;
    }

    .upload-pdf {
        width: 100%;
        padding: 10px 0;
    }

    .upload-pdf span {
        font-size: 0.8rem;
    }

    main {
        padding: 1rem;
    }

    .user-details {
        margin: auto;
        width: 100%;
        padding: 1.1rem;
        box-sizing: border-box;
    }
}