/*
=========================================================
ECO CITY — CONSTRUCTION PROGRESS TIMELINE
=========================================================
File:
assets/css/timeline.css

Purpose:
- Premium construction progress timeline
- Automatic year and month grouping
- Responsive gallery layout
- Development and year filters
- GLightbox-ready image cards
=========================================================
*/

/* =====================================================
   ROOT
===================================================== */

:root {
    --timeline-green-dark: #062f22;
    --timeline-green: #0d4f39;
    --timeline-green-light: #2d765b;
    --timeline-green-soft: #e9f2ed;

    --timeline-gold: #d6aa50;
    --timeline-gold-dark: #b9892e;
    --timeline-gold-soft: #faf2df;

    --timeline-cream: #f7f4ed;
    --timeline-cream-light: #fcfbf8;
    --timeline-white: #ffffff;

    --timeline-text: #14372b;
    --timeline-muted: #738078;
    --timeline-border: #e1e6e2;

    --timeline-shadow-sm:
        0 12px 34px rgba(18, 56, 43, 0.07);

    --timeline-shadow:
        0 22px 65px rgba(18, 56, 43, 0.11);

    --timeline-shadow-lg:
        0 32px 90px rgba(5, 44, 32, 0.2);

    --timeline-radius-sm: 12px;
    --timeline-radius: 18px;
    --timeline-radius-lg: 26px;
    --timeline-radius-xl: 34px;

    --timeline-transition: 0.28s ease;
}

/* =====================================================
   PAGE BASE
===================================================== */

.timeline-page {
    overflow: hidden;
    background: var(--timeline-cream);
    color: var(--timeline-text);
}

.timeline-page img {
    display: block;
    width: 100%;
}

.timeline-page a {
    text-decoration: none;
}

.timeline-page .container {
    width: min(1320px, calc(100% - 40px));
    margin-inline: auto;
}

.timeline-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    color: var(--timeline-gold);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* =====================================================
   HERO
===================================================== */

.timeline-hero {
    position: relative;
    padding: 155px 0 90px;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(214, 170, 80, 0.16),
            transparent 32%
        ),
        radial-gradient(
            circle at 8% 90%,
            rgba(255, 255, 255, 0.06),
            transparent 34%
        ),
        linear-gradient(
            135deg,
            #052d20 0%,
            #0b4634 58%,
            #123d31 100%
        );
    color: var(--timeline-white);
}

.timeline-hero::before {
    position: absolute;
    inset: 0;
    content: "";
    opacity: 0.08;
    background-image:
        linear-gradient(
            rgba(255, 255, 255, 0.12) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.12) 1px,
            transparent 1px
        );
    background-size: 42px 42px;
}

.timeline-hero::after {
    position: absolute;
    right: -150px;
    bottom: -180px;
    width: 520px;
    height: 520px;
    content: "";
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    box-shadow:
        0 0 0 60px rgba(255, 255, 255, 0.025),
        0 0 0 120px rgba(255, 255, 255, 0.018);
}

.timeline-hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns:
        minmax(0, 1.35fr)
        minmax(340px, 0.65fr);
    gap: 70px;
    align-items: center;
}

.timeline-hero-content {
    max-width: 790px;
}

.timeline-hero-content h1 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(56px, 7vw, 92px);
    line-height: 0.98;
    letter-spacing: -2px;
}

.timeline-hero-content h1 span {
    display: block;
    color: var(--timeline-gold);
}

.timeline-hero-content p {
    max-width: 760px;
    margin: 28px 0 0;
    color: rgba(255, 255, 255, 0.76);
    font-size: 18px;
    line-height: 1.8;
}

.timeline-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.timeline-primary-button,
.timeline-secondary-button,
.timeline-filter-button,
.timeline-reset-button {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 22px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 800;
    transition:
        transform var(--timeline-transition),
        background var(--timeline-transition),
        border-color var(--timeline-transition),
        color var(--timeline-transition);
}

.timeline-primary-button {
    border: 1px solid var(--timeline-gold);
    background: var(--timeline-gold);
    color: var(--timeline-green-dark);
}

.timeline-primary-button:hover {
    background: var(--timeline-gold-dark);
    border-color: var(--timeline-gold-dark);
    color: var(--timeline-green-dark);
    transform: translateY(-2px);
}

.timeline-secondary-button {
    border: 1px solid rgba(255, 255, 255, 0.28);
    background: rgba(255, 255, 255, 0.08);
    color: var(--timeline-white);
    backdrop-filter: blur(12px);
}

.timeline-secondary-button:hover {
    background: var(--timeline-white);
    color: var(--timeline-green-dark);
    transform: translateY(-2px);
}

/* =====================================================
   HERO SUMMARY
===================================================== */

.timeline-summary {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.timeline-summary-card {
    position: relative;
    overflow: hidden;
    padding: 27px 26px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
}

.timeline-summary-card::after {
    position: absolute;
    right: -28px;
    bottom: -40px;
    width: 110px;
    height: 110px;
    content: "";
    border-radius: 50%;
    background: rgba(214, 170, 80, 0.16);
}

.timeline-summary-card strong {
    position: relative;
    z-index: 2;
    display: block;
    color: var(--timeline-white);
    font-family: "Playfair Display", serif;
    font-size: 42px;
    line-height: 1;
}

.timeline-summary-card span {
    position: relative;
    z-index: 2;
    display: block;
    margin-top: 9px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
}

/* =====================================================
   FILTERS
===================================================== */

.timeline-filter-section {
    position: relative;
    z-index: 10;
    margin-top: -34px;
    padding-bottom: 58px;
}

.timeline-filter-form {
    display: grid;
    grid-template-columns:
        minmax(220px, 1fr)
        minmax(180px, 0.7fr)
        auto;
    gap: 16px;
    align-items: end;
    padding: 24px;
    border: 1px solid rgba(13, 79, 57, 0.1);
    border-radius: var(--timeline-radius-lg);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--timeline-shadow);
    backdrop-filter: blur(16px);
}

.timeline-filter-field {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.timeline-filter-field label {
    color: var(--timeline-green);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.7px;
    text-transform: uppercase;
}

.timeline-filter-field select {
    width: 100%;
    min-height: 50px;
    padding: 0 15px;
    border: 1px solid var(--timeline-border);
    border-radius: 13px;
    background: var(--timeline-white);
    color: var(--timeline-text);
    font-size: 14px;
    outline: none;
    transition:
        border-color var(--timeline-transition),
        box-shadow var(--timeline-transition);
}

.timeline-filter-field select:focus {
    border-color: var(--timeline-gold);
    box-shadow:
        0 0 0 4px rgba(214, 170, 80, 0.14);
}

.timeline-filter-actions {
    display: flex;
    gap: 10px;
}

.timeline-filter-button {
    border: 1px solid var(--timeline-green);
    background: var(--timeline-green);
    color: var(--timeline-white);
}

.timeline-filter-button:hover {
    background: var(--timeline-green-light);
    border-color: var(--timeline-green-light);
    color: var(--timeline-white);
}

.timeline-reset-button {
    border: 1px solid var(--timeline-border);
    background: var(--timeline-white);
    color: var(--timeline-green);
}

.timeline-reset-button:hover {
    border-color: var(--timeline-green);
    background: var(--timeline-green);
    color: var(--timeline-white);
}

/* =====================================================
   TIMELINE SECTION
===================================================== */

.timeline-updates-section {
    position: relative;
    padding: 40px 0 100px;
}

.timeline-year-section {
    margin-bottom: 78px;
}

.timeline-year-section:last-child {
    margin-bottom: 0;
}

.timeline-year-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 36px;
}

.timeline-year-marker {
    width: 66px;
    height: 66px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    border-radius: 20px;
    background: var(--timeline-green);
    color: var(--timeline-gold);
    font-size: 24px;
    box-shadow:
        0 15px 34px rgba(13, 79, 57, 0.18);
}

.timeline-year-header span:not(.timeline-year-marker) {
    display: block;
    color: var(--timeline-muted);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
}

.timeline-year-header h2 {
    margin: 3px 0 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(44px, 5vw, 68px);
    line-height: 1;
}

.timeline-year-line {
    position: relative;
    padding-left: 52px;
}

.timeline-year-line::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 17px;
    width: 2px;
    content: "";
    background:
        linear-gradient(
            to bottom,
            var(--timeline-gold),
            rgba(214, 170, 80, 0.15)
        );
}

/* =====================================================
   MONTH ITEMS
===================================================== */

.timeline-month {
    position: relative;
    padding-bottom: 58px;
}

.timeline-month:last-child {
    padding-bottom: 0;
}

.timeline-month-point {
    position: absolute;
    top: 37px;
    left: -52px;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 7px solid var(--timeline-cream);
    border-radius: 50%;
    background: var(--timeline-gold);
    box-shadow:
        0 0 0 1px rgba(214, 170, 80, 0.35),
        0 8px 20px rgba(214, 170, 80, 0.24);
}

.timeline-month-point span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--timeline-green-dark);
}

.timeline-month-card {
    overflow: hidden;
    border: 1px solid var(--timeline-border);
    border-radius: var(--timeline-radius-xl);
    background: var(--timeline-white);
    box-shadow: var(--timeline-shadow);
}

.timeline-month-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    padding: 30px 32px 22px;
}

.timeline-month-label {
    display: block;
    margin-bottom: 6px;
    color: var(--timeline-gold);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.7px;
    text-transform: uppercase;
}

.timeline-month-header h3 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(34px, 4vw, 50px);
    line-height: 1.05;
}

.timeline-image-count {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 14px;
    flex-shrink: 0;
    border-radius: 999px;
    background: var(--timeline-green-soft);
    color: var(--timeline-green);
    font-size: 11px;
    font-weight: 800;
}

.timeline-development-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    padding: 0 32px 25px;
}

.timeline-development-list span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--timeline-gold-soft);
    color: var(--timeline-green);
    font-size: 10px;
    font-weight: 800;
}

/* =====================================================
   GALLERY GRID
===================================================== */

.timeline-gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 14px;
    padding: 0 18px 18px;
}

.timeline-gallery-item {
    position: relative;
    grid-column: span 4;
    min-height: 280px;
    overflow: hidden;
    border-radius: 20px;
    background: var(--timeline-green-dark);
    isolation: isolate;
}

.timeline-gallery-featured {
    grid-column: span 8;
    grid-row: span 2;
    min-height: 575px;
}

.timeline-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition:
        transform 0.65s ease,
        filter 0.4s ease;
}

.timeline-gallery-item:hover img {
    transform: scale(1.055);
    filter: saturate(1.04);
}

.timeline-gallery-item::after {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background:
        linear-gradient(
            to top,
            rgba(3, 35, 25, 0.9),
            rgba(3, 35, 25, 0.12) 62%,
            transparent
        );
}

.timeline-image-overlay {
    position: absolute;
    inset: auto 0 0;
    z-index: 3;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding: 22px;
    color: var(--timeline-white);
}

.timeline-image-details {
    min-width: 0;
}

.timeline-image-details span {
    display: block;
    margin-bottom: 6px;
    color: var(--timeline-gold);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1.3px;
    text-transform: uppercase;
}

.timeline-image-details strong {
    display: block;
    overflow: hidden;
    font-family: "Playfair Display", serif;
    font-size: 22px;
    line-height: 1.18;
    text-overflow: ellipsis;
}

.timeline-view-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: var(--timeline-white);
    backdrop-filter: blur(12px);
    transition:
        background var(--timeline-transition),
        color var(--timeline-transition),
        transform var(--timeline-transition);
}

.timeline-gallery-item:hover .timeline-view-icon {
    background: var(--timeline-gold);
    color: var(--timeline-green-dark);
    transform: scale(1.08);
}

.timeline-featured-badge {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--timeline-gold);
    color: var(--timeline-green-dark);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 0.8px;
    text-transform: uppercase;
}

/* =====================================================
   EMPTY STATE
===================================================== */

.timeline-empty-state {
    padding: 80px 30px;
    border: 1px solid var(--timeline-border);
    border-radius: var(--timeline-radius-xl);
    background: var(--timeline-white);
    text-align: center;
    box-shadow: var(--timeline-shadow);
}

.timeline-empty-icon {
    width: 78px;
    height: 78px;
    display: grid;
    place-items: center;
    margin: 0 auto 22px;
    border-radius: 24px;
    background: var(--timeline-green-soft);
    color: var(--timeline-green);
    font-size: 32px;
}

.timeline-empty-state h2 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: 38px;
}

.timeline-empty-state p {
    max-width: 600px;
    margin: 12px auto 24px;
    color: var(--timeline-muted);
}

/* =====================================================
   CALL TO ACTION
===================================================== */

.timeline-cta {
    padding: 0 0 100px;
}

.timeline-cta-inner {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 46px 50px;
    border-radius: var(--timeline-radius-xl);
    background:
        radial-gradient(
            circle at right top,
            rgba(214, 170, 80, 0.2),
            transparent 32%
        ),
        var(--timeline-green-dark);
    color: var(--timeline-white);
    box-shadow: var(--timeline-shadow-lg);
}

.timeline-cta-inner::after {
    position: absolute;
    right: -90px;
    bottom: -130px;
    width: 330px;
    height: 330px;
    content: "";
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 50%;
}

.timeline-cta-inner > * {
    position: relative;
    z-index: 2;
}

.timeline-cta h2 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(38px, 4vw, 54px);
}

.timeline-cta p {
    max-width: 720px;
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.68);
}

/* =====================================================
   GLIGHTBOX REFINEMENT
===================================================== */

.glightbox-container .gslide-description {
    background: var(--timeline-white);
}

.glightbox-container .gslide-title {
    color: var(--timeline-green-dark);
    font-family: "Playfair Display", serif;
}

.glightbox-container .gslide-desc {
    color: var(--timeline-muted);
}

.glightbox-container .gnext,
.glightbox-container .gprev,
.glightbox-container .gclose {
    background: rgba(6, 47, 34, 0.9);
    border-radius: 50%;
}

/* =====================================================
   RESPONSIVE — LAPTOP
===================================================== */

@media (max-width: 1199.98px) {
    .timeline-hero-grid {
        grid-template-columns:
            minmax(0, 1.2fr)
            minmax(300px, 0.8fr);
        gap: 45px;
    }

    .timeline-gallery-item {
        grid-column: span 6;
    }

    .timeline-gallery-featured {
        grid-column: span 12;
        min-height: 520px;
    }
}

/* =====================================================
   RESPONSIVE — TABLET
===================================================== */

@media (max-width: 991.98px) {
    .timeline-hero {
        padding: 140px 0 76px;
    }

    .timeline-hero-grid {
        grid-template-columns: 1fr;
    }

    .timeline-summary {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }

    .timeline-filter-form {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    .timeline-filter-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }

    .timeline-cta-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}

/* =====================================================
   RESPONSIVE — MOBILE
===================================================== */

@media (max-width: 767.98px) {
    .timeline-page .container {
        width: min(100% - 28px, 1320px);
    }

    .timeline-hero {
        padding: 125px 0 65px;
    }

    .timeline-hero-content h1 {
        font-size: 49px;
        letter-spacing: -1px;
    }

    .timeline-hero-content p {
        font-size: 15px;
    }

    .timeline-hero-actions {
        flex-direction: column;
    }

    .timeline-primary-button,
    .timeline-secondary-button {
        width: 100%;
    }

    .timeline-summary {
        grid-template-columns: 1fr;
    }

    .timeline-filter-section {
        margin-top: -20px;
    }

    .timeline-filter-form {
        grid-template-columns: 1fr;
        padding: 18px;
    }

    .timeline-filter-actions {
        grid-column: auto;
        flex-direction: column;
    }

    .timeline-filter-button,
    .timeline-reset-button {
        width: 100%;
    }

    .timeline-year-header {
        margin-bottom: 27px;
    }

    .timeline-year-marker {
        width: 56px;
        height: 56px;
    }

    .timeline-year-line {
        padding-left: 34px;
    }

    .timeline-year-line::before {
        left: 11px;
    }

    .timeline-month-point {
        top: 30px;
        left: -35px;
        width: 26px;
        height: 26px;
        border-width: 5px;
    }

    .timeline-month-header {
        align-items: flex-start;
        flex-direction: column;
        padding: 24px 22px 17px;
    }

    .timeline-development-list {
        padding: 0 22px 20px;
    }

    .timeline-gallery-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 0 12px 12px;
    }

    .timeline-gallery-item,
    .timeline-gallery-featured {
        grid-column: auto;
        min-height: 320px;
    }

    .timeline-image-overlay {
        padding: 18px;
    }

    .timeline-image-details strong {
        font-size: 20px;
    }

    .timeline-cta {
        padding-bottom: 70px;
    }

    .timeline-cta-inner {
        padding: 34px 26px;
    }
}

/* =====================================================
   RESPONSIVE — SMALL MOBILE
===================================================== */

@media (max-width: 479.98px) {
    .timeline-hero-content h1 {
        font-size: 42px;
    }

    .timeline-summary-card strong {
        font-size: 34px;
    }

    .timeline-year-header h2 {
        font-size: 42px;
    }

    .timeline-month-header h3 {
        font-size: 34px;
    }

    .timeline-gallery-item,
    .timeline-gallery-featured {
        min-height: 285px;
    }

    .timeline-view-icon {
        width: 40px;
        height: 40px;
    }
}

.timeline-hero h1 {
    color: rgba(255, 255, 255, 0.92);
}

.timeline-hero h1 span {
    color: var(--eco-gold, #c9a35a);
}