:root {
    --primary: #1d5a1a;
    --primary-dark: #0f3015;
    --accent-red: #c62828;
    --text-dark: #000000;
    --text-muted: #536b58;
    --bg-canvas: #ecefe9;
    --field-bg: #f7fbf7;
    --field-border: #dbe3db;
    --error: #c62828;
    --shadow-paper:
        0 4px 6px -1px rgba(0, 0, 0, 0.02),
        0 25px 50px -12px rgba(15, 48, 21, 0.12);
    --transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
    --font-h: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-b: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

[hidden] {
    display: none !important;
}

body {
    font-family: var(--font-b);
    background-color: var(--bg-canvas);
    color: var(--text-dark);
    min-height: 100vh;
    padding-bottom: 48px;
}

/* ---------- TOP BAR ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 48, 21, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--primary);
    padding: 10px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.topbar-brand {
    color: #ffffff;
    font-family: var(--font-h);
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.topbar-brand span {
    color: #ff8a80;
}

.topbar-status {
    color: #a5d6a7;
    font-size: 11px;
    font-weight: 500;
}

/* ---------- SHEET ---------- */
.sheet {
    background: #ffffff;
    max-width: 820px;
    margin: 20px auto;
    border-radius: 14px;
    box-shadow: var(--shadow-paper);
    padding: 28px 30px 24px;
    position: relative;
    overflow: hidden;
}

/* ---------- COLLEGE HEADER ---------- */
.sheet-header {
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 2.5px solid var(--primary);
    padding-bottom: 12px;
}

.logo-left,
.logo-right {
    width: 74px;
    height: 74px;
    object-fit: contain;
    flex-shrink: 0;
}

.header-center-text {
    flex: 1;
    text-align: center;
}

.header-line-1 {
    font-family: var(--font-h);
    font-size: 16px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.2px;
}

.header-line-2 {
    font-size: 10.5px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 1px 0;
}

.header-line-3 {
    font-family: var(--font-h);
    font-size: 14.5px;
    font-weight: 800;
    font-style: italic;
    color: var(--accent-red);
    letter-spacing: 0.3px;
}

.header-line-4,
.header-line-5 {
    font-size: 10px;
    font-weight: 600;
    margin-top: 1px;
}

.header-line-6 {
    font-size: 9.5px;
    font-weight: 500;
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 2px;
    flex-wrap: wrap;
}

.header-line-7 {
    font-size: 9.5px;
    font-weight: 500;
}

/* ---------- GREEN BANNER ---------- */
.banner-container {
    margin: 14px 0 10px;
}

.admission-banner {
    background: var(--primary);
    color: #ffffff;
    font-family: var(--font-h);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.6px;
    text-align: center;
    padding: 10px 14px;
    border-radius: 8px;
}

/* ---------- PROGRESS ---------- */
.progress-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 14px 0 20px;
}

.progress-track {
    flex: 1;
    height: 8px;
    background: var(--bg-canvas);
    border-radius: 99px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 11%;
    background: var(--primary);
    border-radius: 99px;
    transition: width 0.35s ease;
}

.progress-label {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ---------- STEPS ---------- */
.step-title {
    font-family: var(--font-h);
    font-size: 17px;
    font-weight: 700;
    color: var(--primary-dark);
    border-left: 4px solid var(--accent-red);
    padding-left: 10px;
    margin-bottom: 6px;
}

.step-title em.req {
    color: var(--accent-red);
    font-style: normal;
}

.step-hint {
    font-size: 12.5px;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.subsection-title {
    font-family: var(--font-h);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    margin: 18px 0 10px;
    padding-bottom: 4px;
    border-bottom: 1.5px dashed var(--field-border);
}

.subsection-title small {
    text-transform: none;
    font-weight: 500;
    color: var(--text-muted);
}

/* ---------- FIELDS ---------- */
.grid {
    display: grid;
    gap: 14px;
    margin-bottom: 14px;
}

.grid-2 {
    grid-template-columns: 1fr 1fr;
}

.span-2 {
    grid-column: span 2;
}

.field label {
    display: block;
    font-family: var(--font-h);
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--primary);
    margin-bottom: 5px;
}

.field label small {
    text-transform: none;
    letter-spacing: 0;
    font-weight: 500;
    color: var(--text-muted);
}

.field label em {
    color: var(--accent-red);
    font-style: normal;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    font-family: var(--font-b);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-dark);
    background: var(--field-bg);
    border: 1.2px solid var(--field-border);
    border-top: 3px solid var(--primary);
    border-radius: 0 0 8px 8px;
    padding: 11px 12px;
    outline: none;
    transition: var(--transition);
    -webkit-appearance: none;
    appearance: none;
    min-height: 46px;
}

.field select {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' stroke='%231d5a1a' stroke-width='2' fill='none' stroke-linecap='round'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.field textarea {
    resize: vertical;
    min-height: 64px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--primary);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(29, 90, 26, 0.12);
}

.field input.invalid,
.field select.invalid,
.field textarea.invalid {
    border-color: var(--error);
    border-top-color: var(--error);
    background: #fff7f7;
}

.field-note {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.field-error {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--error);
    margin-top: 4px;
}

.uppercase {
    text-transform: uppercase;
}

.letterbox-input {
    text-transform: uppercase;
    font-family: var(--font-h);
    font-weight: 700;
    letter-spacing: 3px;
}

.link-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-family: var(--font-b);
    font-size: 11.5px;
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
    padding: 4px 0 0;
}

.checkbox-field {
    align-self: center;
}

.checkbox-label {
    display: flex !important;
    align-items: flex-start;
    gap: 8px;
    font-family: var(--font-b) !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    color: var(--text-dark) !important;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    min-height: 18px;
    height: 18px;
    accent-color: var(--primary);
    margin-top: 1px;
    flex-shrink: 0;
    border: none;
    padding: 0;
}

/* ---------- MARKS TABLE ---------- */
.marks-table {
    border: 1.5px solid var(--primary);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 14px;
}

.marks-head,
.marks-row {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 0.8fr;
    gap: 8px;
    align-items: center;
    padding: 8px 10px;
}

.marks-head {
    background: var(--primary);
    color: #ffffff;
    font-family: var(--font-h);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.marks-row {
    border-top: 1px solid var(--field-border);
}

.marks-row:nth-child(even) {
    background: var(--field-bg);
}

.marks-subject {
    font-size: 13.5px;
    font-weight: 600;
}

.marks-row input,
.marks-row select {
    width: 100%;
    font-family: var(--font-b);
    font-size: 14px;
    font-weight: 500;
    background: #ffffff;
    border: 1.2px solid var(--field-border);
    border-radius: 6px;
    padding: 8px;
    min-height: 40px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.marks-row input:focus,
.marks-row select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(29, 90, 26, 0.12);
}

.marks-row input.invalid {
    border-color: var(--error);
    background: #fff7f7;
}

.marks-pct {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--primary);
    text-align: right;
}

.marks-total {
    background: #eaf3e9 !important;
    font-family: var(--font-h);
    font-weight: 800;
}

.marks-total span {
    font-size: 13px;
}

.marks-total span:not(.marks-subject) {
    text-align: right;
    color: var(--primary-dark);
}

/* ---------- PHOTO ---------- */
.photo-uploader {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 14px;
}

.photo-frame {
    width: 132px;
    height: 168px;
    border: 2px solid var(--primary);
    border-radius: 8px;
    background: var(--field-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-placeholder {
    font-size: 11.5px;
    color: var(--text-muted);
    text-align: center;
    font-weight: 500;
}

.photo-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
}

/* ---------- BUTTONS / NAV ---------- */
.nav-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 22px;
    padding-top: 16px;
    border-top: 1.5px solid var(--field-border);
}

.btn {
    font-family: var(--font-h);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.4px;
    padding: 13px 26px;
    border-radius: 9px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    min-height: 48px;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    margin-left: auto;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-outline {
    background: #ffffff;
    color: var(--primary);
    border: 1.8px solid var(--primary);
}

.btn-outline:hover {
    background: var(--field-bg);
}

.btn-submit {
    background: var(--accent-red);
}

.btn-submit:hover {
    background: #a31f1f;
}

.form-error {
    margin-top: 12px;
    background: #fdecea;
    border: 1.2px solid #f5c6c2;
    border-radius: 8px;
    color: var(--error);
    font-size: 13px;
    font-weight: 600;
    padding: 10px 14px;
}

/* ---------- REVIEW ---------- */
.review-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 18px;
}

.review-section {
    border: 1.2px solid var(--field-border);
    border-radius: 10px;
    overflow: hidden;
}

.review-section-title {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--field-bg);
    font-family: var(--font-h);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    padding: 10px 14px;
    border: none;
    cursor: pointer;
    text-align: left;
}

.review-section-title .edit-tag {
    font-size: 10.5px;
    color: var(--accent-red);
    text-decoration: underline;
    text-transform: none;
}

.review-rows {
    padding: 6px 14px 10px;
}

.review-row {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 5px 0;
    border-bottom: 1px dashed var(--field-border);
    font-size: 12.5px;
}

.review-row:last-child {
    border-bottom: none;
}

.review-row dt {
    color: var(--text-muted);
    font-weight: 500;
    flex-shrink: 0;
}

.review-row dd {
    font-weight: 600;
    text-align: right;
    word-break: break-word;
}

.review-photo {
    width: 72px;
    height: 92px;
    object-fit: cover;
    border: 1.5px solid var(--primary);
    border-radius: 6px;
}

/* ---------- DECLARATION ---------- */
.declaration-box {
    border: 1.5px solid var(--primary);
    border-radius: 10px;
    padding: 14px 16px;
    background: var(--field-bg);
}

.declaration-title {
    font-family: var(--font-h);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--primary-dark);
    margin-bottom: 6px;
}

.declaration-text {
    font-size: 12.5px;
    line-height: 1.55;
    margin-bottom: 12px;
}

/* ---------- SUCCESS ---------- */
.success-panel {
    text-align: center;
    padding: 40px 16px;
}

.success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: var(--primary);
    color: #ffffff;
    font-size: 32px;
    line-height: 64px;
    font-weight: 700;
}

.success-panel h3 {
    font-family: var(--font-h);
    font-size: 20px;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.success-note {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* ---------- ACKNOWLEDGEMENT CARD ---------- */
.ack-card {
    max-width: 460px;
    margin: 0 auto 20px;
    background: #ffffff;
    border: 2.5px solid var(--primary);
    border-radius: 14px;
    overflow: hidden;
    text-align: left;
    box-shadow: var(--shadow-paper);
}

.ack-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px 10px;
    border-bottom: 2px solid var(--primary);
}

.ack-header img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    flex-shrink: 0;
}

.ack-header-text {
    flex: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.ack-college-1 {
    font-family: var(--font-h);
    font-size: 10px;
    font-weight: 800;
    color: var(--primary);
}

.ack-college-2 {
    font-family: var(--font-h);
    font-size: 11px;
    font-weight: 800;
    font-style: italic;
    color: var(--accent-red);
}

.ack-college-3 {
    font-size: 8.5px;
    font-weight: 600;
    color: var(--text-dark);
}

.ack-banner {
    background: var(--primary);
    color: #ffffff;
    font-family: var(--font-h);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-align: center;
    padding: 8px 10px;
}

.ack-number-block {
    text-align: center;
    padding: 26px 14px 22px;
    background: #f4faf3;
}

.ack-number-label {
    display: block;
    font-family: var(--font-h);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.ack-number {
    display: block;
    font-family: var(--font-h);
    font-size: clamp(18px, 6.6vw, 38px);
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--primary-dark);
    white-space: nowrap;
}

.ack-body {
    display: flex;
    gap: 12px;
    padding: 12px 14px;
    align-items: flex-start;
}

.ack-details {
    flex: 1;
    margin: 0;
}

.ack-details .ack-row {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 4px 0;
    border-bottom: 1px dashed var(--field-border);
    font-size: 11.5px;
}

.ack-details .ack-row:last-child {
    border-bottom: none;
}

.ack-details dt {
    color: var(--text-muted);
    font-weight: 500;
    flex-shrink: 0;
}

.ack-details dd {
    margin: 0;
    font-weight: 700;
    text-align: right;
    word-break: break-word;
}

.ack-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.ack-qr canvas {
    width: 108px;
    height: 108px;
    border: 1.5px solid var(--field-border);
    border-radius: 8px;
    padding: 6px;
    background: #ffffff;
}

.ack-qr span {
    font-size: 9px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.ack-footer {
    padding: 10px 14px 12px;
    border-top: 1.5px solid var(--primary);
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.ack-footer span {
    font-size: 9.5px;
    color: var(--text-muted);
    font-weight: 500;
    text-align: center;
}

.ack-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.ack-actions .btn {
    min-width: 280px;
}

@media (max-width: 640px) {
    .ack-body {
        flex-direction: column;
        align-items: center;
    }

    .ack-details {
        width: 100%;
    }

    .ack-actions .btn {
        width: 100%;
        min-width: 0;
    }
}

/* ---------- FOOTER ---------- */
.sheet-footer {
    margin-top: 26px;
    padding-top: 10px;
    border-top: 1.5px solid var(--primary);
    display: flex;
    justify-content: space-between;
    gap: 10px;
    font-size: 9.5px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    flex-wrap: wrap;
}

/* ---------- MOBILE ---------- */
@media (max-width: 640px) {
    .sheet {
        margin: 10px;
        padding: 18px 14px 16px;
        border-radius: 12px;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .span-2 {
        grid-column: span 1;
    }

    .logo-left,
    .logo-right {
        width: 44px;
        height: 44px;
    }

    .header-line-1 {
        font-size: 11.5px;
    }

    .header-line-2 {
        font-size: 8.5px;
    }

    .header-line-3 {
        font-size: 10.5px;
    }

    .header-line-4,
    .header-line-5 {
        font-size: 8px;
    }

    .header-line-6,
    .header-line-7 {
        font-size: 8px;
    }

    .admission-banner {
        font-size: 10.5px;
        letter-spacing: 0.3px;
        padding: 9px 10px;
    }

    .marks-head,
    .marks-row {
        grid-template-columns: 1.3fr 0.9fr 0.9fr 0.7fr;
        gap: 5px;
        padding: 7px 6px;
    }

    .marks-head span {
        font-size: 9.5px;
    }

    .marks-subject {
        font-size: 12px;
    }

    .photo-uploader {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .photo-actions {
        align-items: center;
    }

    .nav-row {
        position: sticky;
        bottom: 0;
        background: #ffffff;
        padding-bottom: 10px;
        z-index: 50;
    }

    .btn {
        flex: 1;
        padding: 13px 10px;
    }

    .btn-primary {
        margin-left: 0;
    }
}