/* =========================================================
   CDRI-CHEM-FEST 2027 - PROGRAMME PAGE
   Theme aligned with the homepage color palette
   Sections:
   01 Variables / base
   02 Intro + update note
   03 Day card + day header
   04 Table
   05 Icons, pills, badges, row highlights
   06 Responsive
========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');


/* =========================================================
   00. HOMEPAGE COLOR PALETTE
========================================================= */

:root {
    --cf-primary: #0b63ce;
    --cf-primary-dark: #084d9e;
    --cf-secondary: #00a896;
    --cf-orange: #f59e0b;
    --cf-pink: #e83e8c;
    --cf-purple: #7c3aed;
    --cf-cyan: #06b6d4;
    --cf-text: #26364a;
    --cf-heading: #12365a;
    --cf-muted: #64748b;
    --cf-bg: #f7fbff;
    --cf-white: #ffffff;
    --cf-border: #e2edf7;
    --cf-shadow: 0 15px 45px rgba(21, 71, 112, 0.10);
    --cf-shadow-hover: 0 22px 55px rgba(21, 71, 112, 0.16);
    --cf-radius: 20px;
    /* Programme-specific aliases mapped to homepage colors */
    --color-bg: var(--cf-bg);
    --color-surface: var(--cf-white);
    --color-navy-dark: var(--cf-heading);
    --color-navy: var(--cf-primary-dark);
    --color-navy-light: #edf5ff;
    --color-green-dark: var(--cf-primary-dark);
    --color-green: var(--cf-primary);
    --color-green-light: #eaf3ff;
    --color-gold-dark: #a16207;
    --color-gold: var(--cf-orange);
    --color-gold-light: #fff7e6;
    --color-purple-dark: var(--cf-purple);
    --color-purple-light: #f3edff;
    --color-text-main: var(--cf-text);
    --color-text-muted: var(--cf-muted);
    --color-border: var(--cf-border);
    --shadow-soft: var(--cf-shadow);
    --shadow-hover: var(--cf-shadow-hover);
}


/* =========================================================
   01. BASE
========================================================= */

.programme-page {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--cf-bg);
    padding: 60px 0;
    color: var(--cf-text);
    overflow-x: hidden;
}

.programme-container {
    width: min(1200px, calc(100% - 48px));
    margin: 0 auto;
}


/* =========================================================
   02. INTRO + UPDATE NOTE
========================================================= */

.programme-section-intro {
    text-align: center;
    margin-bottom: 30px;
}

.programme-kicker {
    display: inline-block;
    margin-bottom: 12px;
    padding: 6px 16px;
    border-radius: 50px;
    background: #eaf3ff;
    color: var(--cf-primary);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.programme-section-intro h2 {
    margin: 0 0 16px;
    color: var(--cf-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: linear-gradient( 135deg, var(--cf-primary) 0%, var(--cf-secondary) 100% );
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.programme-dates {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 0;
    color: var(--cf-muted);
    font-size: 1rem;
    font-weight: 600;
}

/* Details update note */
.updates-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    max-width: 1200px;
    margin: 0 auto 28px;
    padding: 16px 26px;
    border: 1px dashed #b9d9f5;
    border-left: 5px solid var(--cf-orange);
    border-radius: 14px;
    background: linear-gradient( 120deg, var(--cf-white) 0%, #f0f8ff 100% );
    color: var(--cf-text);
    font-size: 1.5rem;
    font-weight: 800;
    text-align: center;
}

    .updates-note i {
        color: var(--cf-primary);
        font-size: 1.25rem;
    }


/* =========================================================
   03. DAY CARD + HEADER
========================================================= */

.programme-day {
    margin-bottom: 40px;
    overflow: hidden;
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius);
    background: var(--cf-white);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card-shadow {
    box-shadow: var(--cf-shadow);
}

.programme-day:hover {
    box-shadow: var(--cf-shadow-hover);
}

/* Day header */

.programme-day-header {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 16px;
    padding: 24px 32px;
    overflow: hidden;
    background: linear-gradient( 135deg, var(--cf-primary-dark) 0%, var(--cf-primary) 100% );
}

    .programme-day-header::after {
        content: '';
        position: absolute;
        right: 0;
        top: 0;
        width: 300px;
        height: 100%;
        background: radial-gradient( circle, rgba(0, 168, 150, 0.25) 0%, transparent 70% );
        pointer-events: none;
    }

.day-number {
    z-index: 1;
    justify-self: start;
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient( 135deg, var(--cf-secondary), #008f80 );
    box-shadow: 0 8px 16px rgba(0, 168, 150, 0.25);
    color: var(--cf-white);
    font-size: 1.5rem;
    font-weight: 800;
}

.day-header-content {
    z-index: 1;
    justify-self: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-align: center;
}

.day-kicker {
    display: block;
    margin: 0;
    color: #a8fff1;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.22em;
    line-height: 1.1;
}

.day-header-content h3 {
    margin: 0;
    color: var(--cf-white);
    font-size: clamp(1.1rem, 2.2vw, 1.55rem);
    font-weight: 700;
    line-height: 1.2;
}

.day-header-right {
    z-index: 1;
    justify-self: end;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #eaf3ff;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

    .day-header-right i {
        color: #a8fff1;
        font-size: 1.2rem;
    }


/* =========================================================
   04. TABLE
========================================================= */

.programme-table-wrap {
    width: 100%;
    overflow-x: auto;
}

.programme-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

    .programme-table th {
        padding: 16px 32px;
        border-bottom: 1px solid var(--cf-border);
        background: #edf5ff;
        color: var(--cf-heading);
        font-size: 0.95rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
    }

    .programme-table td {
        padding: 20px 32px;
        border-bottom: 1px solid var(--cf-border);
        vertical-align: middle;
        transition: background 0.2s ease;
    }

    .programme-table tr:last-child td {
        border-bottom: none;
    }

    .programme-table tbody tr:hover td {
        background: #f0f8ff;
    }

.time-column {
    width: 22%;
}

.programme-column {
    width: 53%;
}

.type-column {
    width: 25%;
}

.programme-time strong {
    display: block;
    color: var(--cf-heading);
    font-size: 1rem;
    font-weight: 700;
}

.programme-time small {
    display: block;
    margin-top: 4px;
    color: var(--cf-muted);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.programme-title {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--cf-heading);
    font-size: 1rem;
    font-weight: 600;
}

.title-text strong {
    display: block;
    font-size: 1rem;
}

.title-text small {
    display: block;
    margin-top: 2px;
    color: var(--cf-muted);
    font-size: 0.85rem;
    font-weight: 500;
}


/* =========================================================
   05. ICONS, PILLS, BADGES, ROW HIGHLIGHTS
========================================================= */

.icon-box {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.15rem;
    font-weight: 800;
}

.box-plenary {
    background: #eaf3ff;
    color: var(--cf-primary-dark);
}

.box-break {
    background: var(--color-gold-light);
    color: var(--color-gold-dark);
}

.box-session {
    background: var(--color-navy-light);
    color: var(--cf-primary-dark);
}

.box-flash {
    background: var(--color-purple-light);
    color: var(--cf-purple);
}

.box-valedictory {
    background: linear-gradient( 135deg, var(--cf-orange), #fbbf24 );
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.25);
    color: var(--cf-white);
}

.code-pill {
    padding: 6px 12px;
    border-radius: 8px;
    background: #edf5ff;
    color: var(--cf-primary-dark);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.badge-navy {
    background: #edf5ff;
    color: var(--cf-primary-dark);
}

.badge-green-light {
    background: #e4faf6;
    color: #007f72;
}

.badge-gold-light {
    background: #fff7e6;
    color: #a16207;
}

.badge-purple {
    background: #f3edff;
    color: var(--cf-purple);
}

.badge-green {
    background: var(--cf-secondary);
    box-shadow: 0 4px 10px rgba(0, 168, 150, 0.2);
    color: var(--cf-white);
}

.badge-gold {
    background: var(--cf-orange);
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.2);
    color: var(--cf-white);
}

.highlight-row td {
    background: #f0f7ff;
}

.break-row td {
    background: #fffaf0;
}

.parallel-row td {
    border-left: 3px solid var(--cf-border);
    background: #f8fbff;
}


/* =========================================================
   06. RESPONSIVE
========================================================= */

@media (max-width: 992px) {
    .programme-day-header {
        padding: 20px 24px;
    }

    .programme-table th,
    .programme-table td {
        padding: 16px 20px;
    }
}


/* ---------- MOBILE: compact 2-line rows ---------- */

@media (max-width: 768px) {

    .programme-page {
        padding: 18px 0 28px;
    }

    .programme-container {
        width: calc(100% - 32px);
    }

    .programme-section-intro {
        margin-bottom: 16px;
    }

    .programme-kicker {
        margin-bottom: 10px;
        padding: 5px 12px;
        font-size: 0.72rem;
        letter-spacing: 0.1em;
    }

    .programme-section-intro h2 {
        margin-bottom: 8px;
        font-size: 1.7rem;
    }

    .programme-dates {
        font-size: 0.9rem;
    }

    .updates-note {
        margin: 0 auto 18px;
        padding: 13px 16px;
        font-size: 0.9rem;
    }

    .programme-day {
        margin-bottom: 20px;
        border-radius: 16px;
    }

    .programme-day-header {
        gap: 8px;
        padding: 12px 14px;
    }

    .day-number {
        width: 42px;
        height: 42px;
        border-radius: 11px;
        font-size: 1.05rem;
    }

    .day-kicker {
        font-size: 0.92rem;
        letter-spacing: 0.18em;
    }

    .day-header-content {
        gap: 2px;
        min-width: 0;
    }

        .day-header-content h3 {
            font-size: 1rem;
        }

    .day-header-right {
        gap: 0;
        font-size: 0.68rem;
        letter-spacing: 0.04em;
    }

        .day-header-right i {
            display: none;
        }

    /* Table becomes compact mobile rows */

    .programme-table thead {
        display: none;
    }

    .programme-table,
    .programme-table tbody {
        display: block;
        width: 100%;
    }

        .programme-table tbody tr {
            display: grid;
            grid-template-columns: minmax(0, 1fr) auto;
            grid-template-areas:
                "time type"
                "title title";
            align-items: center;
            column-gap: 10px;
            row-gap: 5px;
            padding: 10px 14px;
            border-bottom: 1px solid var(--cf-border);
        }

            .programme-table tbody tr:last-child {
                border-bottom: none;
            }

            .programme-table tbody tr td {
                width: auto !important;
                padding: 0;
                border: none;
                background: transparent;
            }

                .programme-table tbody tr td:nth-child(1) {
                    grid-area: time;
                }

                .programme-table tbody tr td:nth-child(2) {
                    grid-area: title;
                }

                .programme-table tbody tr td:nth-child(3) {
                    grid-area: type;
                    justify-self: end;
                }

    /* Mobile row highlights */

    .highlight-row {
        background: #f0f7ff;
    }

    .break-row {
        background: #fffaf0;
    }

    .parallel-row {
        border-left: 3px solid var(--cf-border);
        background: #f8fbff;
    }

    .session-divider {
        border-left: 3px solid var(--cf-secondary);
        background: #eaf8f6;
    }

    /* Cell content */

    .programme-time strong {
        display: inline;
        color: var(--cf-primary-dark);
        font-size: 0.9rem;
    }

    .programme-time small {
        display: inline;
        margin: 0 0 0 8px;
        font-size: 0.75rem;
    }

    .programme-title {
        gap: 10px;
        font-size: 0.98rem;
        line-height: 1.3;
    }

    .title-text strong {
        font-size: 0.98rem;
    }

    .title-text small {
        margin-top: 1px;
        font-size: 0.8rem;
        line-height: 1.35;
    }

    .icon-box {
        width: 36px;
        height: 36px;
        border-radius: 9px;
        font-size: 0.95rem;
    }

    .code-pill {
        padding: 4px 9px;
        font-size: 0.75rem;
    }

    .badge {
        padding: 4px 10px;
        font-size: 0.7rem;
        letter-spacing: 0.04em;
        white-space: nowrap;
    }
}


/* ---------- VERY NARROW PHONES ---------- */

@media (max-width: 360px) {

    .programme-section-intro h2 {
        font-size: 1.5rem;
    }

    .day-header-right {
        font-size: 0.6rem;
    }

    .programme-time strong {
        font-size: 0.85rem;
    }

    .badge {
        padding: 3px 8px;
        font-size: 0.66rem;
    }
}