/* ==========================================================================
   BLOG.TTT-WEBSITE KNOWLEDGE HUB | modric-luka-ar.biz
   Liquid Glass Light Luxury Ecosystem (Terracotta #dd793b & Oyster Light #F3F6F4)
   Author: AFRA APACHE (THAILAND) CO., LTD.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&family=Prompt:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Pure Light Canvas & Luxury Tints */
    --canvas-base: #FAFBF9;
    --canvas-oyster: #F3F6F4;
    --canvas-card: rgba(255, 255, 255, 0.90);
    --canvas-hover: rgba(255, 255, 255, 0.98);

    /* Terracotta & Warm Amber Luxury Accents */
    --terracotta-primary: #dd793b;
    --terracotta-bright: #e88d56;
    --terracotta-deep: #b35820;
    --terracotta-soft: rgba(221, 121, 59, 0.08);
    --terracotta-glow: rgba(221, 121, 59, 0.24);
    --terracotta-border: rgba(221, 121, 59, 0.22);

    /* High-Contrast Luxury Typography */
    --ink-title: #1a1714;
    --ink-body: #423c37;
    --ink-muted: #756d66;

    /* Glass Elevation & Blur */
    --liquid-blur: 24px;
    --shadow-soft: 0 16px 36px -8px rgba(221, 121, 59, 0.08), 0 4px 16px -2px rgba(26, 23, 20, 0.03);
    --shadow-hover: 0 22px 48px -10px rgba(221, 121, 59, 0.20), 0 8px 22px -4px rgba(26, 23, 20, 0.06);

    --radius-pill: 9999px;
    --radius-shell: 22px;
    --radius-tile: 14px;
    --radius-sm: 8px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--canvas-base);
    color: var(--ink-body);
    font-family: 'Prompt', 'Plus Jakarta Sans', sans-serif;
    line-height: 1.82;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 10% 12%, rgba(221, 121, 59, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 90% 88%, rgba(243, 246, 244, 0.95) 0%, transparent 50%);
}

/* Ambient Liquid Shimmer Refraction */
.ambient-chroma-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.55;
}

.orb-terracotta-top {
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, rgba(221, 121, 59, 0.18) 0%, rgba(243, 246, 244, 0) 70%);
    top: -140px;
    right: -100px;
    animation: liquidDrift 22s infinite alternate ease-in-out;
}

.orb-oyster-bottom {
    width: 680px;
    height: 680px;
    background: radial-gradient(circle, rgba(230, 236, 232, 0.65) 0%, rgba(250, 251, 249, 0) 70%);
    bottom: -150px;
    left: -120px;
    animation: liquidDrift 28s infinite alternate-reverse ease-in-out;
}

@keyframes liquidDrift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(32px, -32px) scale(1.05); }
}

.site-wrapper {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.section-padding {
    padding: 68px 0;
}

/* Liquid Glass Structural Components */
.liquid-glass-shell {
    background: var(--canvas-card);
    backdrop-filter: blur(var(--liquid-blur)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--liquid-blur)) saturate(180%);
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-shell);
    box-shadow: var(--shadow-soft);
    transition: all 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.liquid-glass-shell:hover {
    background: var(--canvas-hover);
    box-shadow: var(--shadow-hover);
    border-color: var(--terracotta-primary);
    transform: translateY(-2px);
}

/* Typography Gradient Specials */
.gradient-terracotta-text {
    background: linear-gradient(135deg, var(--terracotta-deep) 0%, var(--terracotta-primary) 55%, var(--terracotta-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Header & Glass Navigation */
.header-glass-fixed {
    position: sticky;
    top: 12px;
    z-index: 999;
    margin-bottom: 18px;
}

.nav-crystal-concourse {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 26px;
    background: rgba(243, 246, 244, 0.92);
    border-radius: var(--radius-pill);
    border: 1px solid var(--terracotta-border);
    backdrop-filter: blur(26px);
    -webkit-backdrop-filter: blur(26px);
    box-shadow: 0 8px 24px rgba(221, 121, 59, 0.08);
}

.brand-anchor-node {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(221, 121, 59, 0.25));
}

.brand-text-col {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--ink-title);
    line-height: 1.1;
    font-family: 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.3px;
}

.brand-tag {
    font-size: 0.60rem;
    font-weight: 800;
    color: var(--terracotta-primary);
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

.nav-links-deck {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-links-deck a {
    text-decoration: none;
    color: var(--ink-body);
    font-weight: 600;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.nav-links-deck a:hover {
    color: var(--terracotta-primary);
}

/* Button UI Components */
.btn-aura {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 8px 20px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 0.84rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    border: none;
}

.btn-terracotta-glow {
    background: linear-gradient(135deg, var(--terracotta-primary), var(--terracotta-deep));
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 4px 16px var(--terracotta-glow);
}

.btn-terracotta-glow:hover {
    background: linear-gradient(135deg, var(--terracotta-bright), var(--terracotta-primary));
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(221, 121, 59, 0.35);
    color: #FFFFFF;
}

.btn-glass-crystal {
    background: #FFFFFF;
    color: var(--ink-title);
    border: 1px solid var(--terracotta-border);
}

.btn-glass-crystal:hover {
    background: var(--canvas-oyster);
    border-color: var(--terracotta-primary);
    transform: translateY(-2px);
}

.btn-line-contact {
    background: #06C755;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-line-contact:hover {
    background: #05a847;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(6, 199, 85, 0.32);
    color: #FFFFFF;
}

.btn-whatsapp-contact {
    background: #25D366;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-whatsapp-contact:hover {
    background: #1eb956;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.32);
    color: #FFFFFF;
}

/* Clean Contextual Anchor */
.backlink-clean-organ {
    color: var(--terracotta-deep);
    font-weight: 700;
    text-decoration: none;
    border-bottom: 1.5px solid var(--terracotta-primary);
    transition: all 0.2s ease;
}

.backlink-clean-organ:hover {
    color: var(--ink-title);
    background: var(--canvas-oyster);
    border-bottom-color: var(--ink-title);
}

/* Hero Section */
.hero-stage {
    text-align: center;
    padding: 26px 0 45px;
}

.badge-luxury-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: #FFFFFF;
    border: 1px solid var(--terracotta-border);
    color: var(--terracotta-deep);
    padding: 5px 16px;
    border-radius: var(--radius-pill);
    font-size: 0.74rem;
    font-weight: 800;
    margin-bottom: 18px;
    box-shadow: 0 3px 12px rgba(221, 121, 59, 0.1);
}

.indicator-pulse {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--terracotta-primary);
    box-shadow: 0 0 0 3px rgba(221, 121, 59, 0.25);
}

.hero-title-main {
    font-size: clamp(1.65rem, 2.9vw, 2.45rem);
    font-weight: 800;
    color: var(--ink-title);
    line-height: 1.35;
    margin-bottom: 16px;
    letter-spacing: -0.2px;
}

.hero-subtitle-desc {
    font-size: 0.98rem;
    color: var(--ink-body);
    max-width: 840px;
    margin: 0 auto 30px;
    line-height: 1.82;
}

.hero-action-slot {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 38px;
}

/* Telemetry Indicator Array */
.telemetry-crystal-rack {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    padding: 20px 24px;
}

.telemetry-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.telemetry-tag {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--ink-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
}

.telemetry-figure {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--terracotta-deep);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.telemetry-hint {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ink-body);
}

/* Section Shared Headers */
.section-intro-frame {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

.pill-meta-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--terracotta-deep);
    background: var(--canvas-oyster);
    border: 1px solid var(--terracotta-border);
    padding: 4px 15px;
    border-radius: var(--radius-pill);
    letter-spacing: 1.1px;
    margin-bottom: 10px;
}

.section-head-h2 {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--ink-title);
    line-height: 1.34;
    margin-bottom: 12px;
}

.section-sub-lead {
    font-size: 0.96rem;
    color: var(--ink-muted);
}

/* Content Clusters Grid */
.cluster-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
}

.cluster-node-card {
    background: #FFFFFF;
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-tile);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.cluster-node-card:hover {
    border-color: var(--terracotta-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.cluster-thumb-box {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--canvas-oyster);
    position: relative;
}

.cluster-thumb-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.cluster-node-card:hover .cluster-thumb-box img {
    transform: scale(1.05);
}

.cluster-info-body {
    padding: 22px 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.cluster-category-tag {
    font-size: 0.70rem;
    font-weight: 800;
    color: var(--terracotta-primary);
    text-transform: uppercase;
    margin-bottom: 6px;
    display: block;
}

.cluster-info-body h3 {
    font-size: 1.12rem;
    font-weight: 800;
    color: var(--ink-title);
    line-height: 1.42;
    margin-bottom: 10px;
}

.cluster-info-body p {
    font-size: 0.88rem;
    color: var(--ink-body);
    line-height: 1.72;
    margin-bottom: 18px;
    flex-grow: 1;
}

.cluster-links-list {
    list-style: none;
    border-top: 1px dashed rgba(221, 121, 59, 0.2);
    padding-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cluster-links-list a {
    text-decoration: none;
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--terracotta-deep);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.cluster-links-list a:hover {
    color: var(--terracotta-primary);
    transform: translateX(4px);
}

/* Digital Agency Services Grid */
.agency-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 22px;
}

.agency-service-card {
    background: #FFFFFF;
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-tile);
    padding: 30px 24px;
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.agency-service-card:hover {
    border-color: var(--terracotta-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.agency-icon-circle {
    width: 48px;
    height: 48px;
    background: var(--canvas-oyster);
    color: var(--terracotta-primary);
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    margin-bottom: 16px;
    border: 1px solid var(--terracotta-border);
}

.agency-service-card h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--ink-title);
    margin-bottom: 8px;
}

.agency-service-card p {
    font-size: 0.88rem;
    color: var(--ink-body);
    line-height: 1.72;
    margin-bottom: 18px;
    flex-grow: 1;
}

/* Corporate About Section */
.corporate-about-box {
    padding: 44px 38px;
}

.corporate-dual-col {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-narrative p {
    font-size: 0.98rem;
    margin-bottom: 14px;
    color: var(--ink-body);
}

.about-metrics-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 22px;
    border-top: 1px solid var(--terracotta-border);
    padding-top: 20px;
}

.metric-unit h4 {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--terracotta-deep);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.metric-unit span {
    font-size: 0.78rem;
    color: var(--ink-muted);
}

.about-visual-pod {
    background: #FFFFFF;
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-tile);
    padding: 34px 26px;
    text-align: center;
    box-shadow: 0 10px 26px rgba(221, 121, 59, 0.12);
}

.shield-large-emblem {
    width: 66px;
    height: 66px;
    background: var(--canvas-oyster);
    color: var(--terracotta-deep);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.7rem;
    margin: 0 auto 16px;
    border: 1px solid var(--terracotta-primary);
}

/* Topic Cluster (Content Architecture) */
.pillars-quad-matrix {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.pillar-card-box {
    background: #FFFFFF;
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-tile);
    padding: 26px 22px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.pillar-card-box:hover {
    border-color: var(--terracotta-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.pillar-icon-symbol {
    width: 44px;
    height: 44px;
    background: var(--canvas-oyster);
    color: var(--terracotta-primary);
    border-radius: 11px;
    display: grid;
    place-items: center;
    font-size: 1.15rem;
    margin-bottom: 14px;
    border: 1px solid var(--terracotta-border);
}

.pillar-card-box h3 {
    font-size: 1.12rem;
    color: var(--ink-title);
    margin-bottom: 8px;
    font-weight: 800;
}

.pillar-card-box p {
    font-size: 0.88rem;
    color: var(--ink-body);
    line-height: 1.72;
}

/* 20 In-Depth FAQ Accordion */
.faq-accordion-stack {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-drawer-card {
    border-radius: var(--radius-tile);
    border: 1px solid var(--terracotta-border);
    overflow: hidden;
    background: #FFFFFF;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    z-index: 10;
}

.faq-drawer-card.is-active {
    border-color: var(--terracotta-primary);
    box-shadow: 0 6px 20px rgba(221, 121, 59, 0.14);
}

.faq-drawer-btn {
    width: 100%;
    padding: 18px 24px;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    text-align: left;
    gap: 16px;
    font-family: inherit;
    position: relative;
    z-index: 12;
    pointer-events: auto;
}

.faq-question-label {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--ink-title);
    line-height: 1.52;
    pointer-events: none;
}

.faq-icon-turn {
    font-size: 0.95rem;
    color: var(--terracotta-primary);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    flex-shrink: 0;
    pointer-events: none;
}

.faq-drawer-card.is-active .faq-icon-turn {
    transform: rotate(180deg);
}

.faq-fold-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
    position: relative;
    z-index: 11;
}

.faq-drawer-card.is-active .faq-fold-content {
    max-height: 1500px;
}

.faq-fold-text {
    padding: 0 24px 20px;
    font-size: 0.93rem;
    color: var(--ink-body);
    line-height: 1.84;
    border-top: 1px solid rgba(221, 121, 59, 0.12);
    padding-top: 15px;
}

/* Consultation Trigger Modal */
.modal-consult-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 23, 20, 0.65);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 20px;
}

.modal-consult-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal-consult-box {
    background: #FFFFFF;
    border: 2px solid var(--terracotta-primary);
    box-shadow: 0 24px 60px rgba(221, 121, 59, 0.28);
    border-radius: var(--radius-shell);
    max-width: 480px;
    width: 100%;
    padding: 32px 26px;
    position: relative;
    text-align: center;
    transform: scale(0.92) translateY(20px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-consult-backdrop.active .modal-consult-box {
    transform: scale(1) translateY(0);
}

.modal-close-trigger {
    position: absolute;
    top: 12px;
    right: 14px;
    background: var(--canvas-oyster);
    border: 1px solid var(--terracotta-border);
    color: var(--terracotta-deep);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.modal-close-trigger:hover {
    background: var(--terracotta-primary);
    color: #FFFFFF;
    transform: rotate(90deg);
}

/* Floating Clean Glass Dock */
.floating-glass-dock {
    position: fixed;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 650px;
    background: rgba(243, 246, 244, 0.94);
    backdrop-filter: blur(20px);
    border: 1px solid var(--terracotta-primary);
    border-radius: var(--radius-pill);
    padding: 8px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 12px 36px rgba(221, 121, 59, 0.20);
    z-index: 999;
}

.dock-caption {
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--ink-title);
}

.dock-action-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Portal Footer */
.portal-footer {
    background: #FFFFFF;
    border-top: 1px solid var(--terracotta-border);
    margin-top: 65px;
    padding: 55px 0 95px;
}

.footer-summary-plate {
    background: var(--canvas-oyster);
    border: 1px solid var(--terracotta-border);
    border-radius: var(--radius-tile);
    padding: 28px;
    margin-bottom: 38px;
}

.footer-summary-plate h3 {
    font-size: 1.2rem;
    color: var(--ink-title);
    margin-bottom: 12px;
    font-weight: 800;
}

.footer-summary-plate p {
    font-size: 0.90rem;
    color: var(--ink-body);
    line-height: 1.84;
}

.footer-columns-wrap {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 38px;
    margin-bottom: 32px;
}

.footer-bio-desc {
    font-size: 0.90rem;
    color: var(--ink-muted);
    max-width: 480px;
    margin: 12px 0 18px;
}

.footer-contact-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-links-pod h4 {
    font-size: 1rem;
    color: var(--ink-title);
    margin-bottom: 14px;
    font-weight: 800;
}

.footer-links-pod ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links-pod a {
    text-decoration: none;
    font-size: 0.86rem;
    color: var(--ink-muted);
    transition: color 0.2s ease;
}

.footer-links-pod a:hover {
    color: var(--terracotta-primary);
}

.footer-copyright-row {
    border-top: 1px solid rgba(221, 121, 59, 0.12);
    padding-top: 22px;
    text-align: center;
    font-size: 0.84rem;
    color: var(--ink-muted);
}

/* Responsive Rules */
@media (max-width: 992px) {
    .nav-links-deck { display: none; }
    .corporate-dual-col { grid-template-columns: 1fr; }
    .footer-columns-wrap { grid-template-columns: 1fr; }
    .telemetry-crystal-rack { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .hero-title-main { font-size: 1.55rem; }
    .floating-glass-dock { display: none; }
    .corporate-about-box { padding: 24px 18px; }
    .telemetry-crystal-rack { grid-template-columns: 1fr; }
    .about-metrics-bar { grid-template-columns: 1fr; }
}