/* ==========================================================================
   LOON SOLUTION — style.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. GOOGLE FONTS
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Noto+Serif:ital,wght@0,400;1,400;1,600&display=swap');


/* --------------------------------------------------------------------------
   2. DESIGN TOKENS — light mode defaults
   -------------------------------------------------------------------------- */
:root {
    /* Brand */
    --color-primary: #009DE0;
    --color-primary-dark: #0077a8;
    --color-secondary: #1c2a3a;

    /* Surfaces */
    --color-bg: #ffffff;
    --color-surface: #f5f7fa;
    --color-header-bg: rgba(255, 255, 255, 0.92);
    --color-footer-bg: #1c2a3a;

    /* Text */
    --color-text-primary: #111827;
    --color-text-secondary: #4b5563;
    --color-text-muted: #9ca3af;

    /* Dividers */
    --color-divider: rgba(0, 0, 0, 0.1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-hero: 0 8px 40px rgba(0, 0, 0, 0.18);

    /* Layout */
    --container-max: 1200px;
    --container-px: 1.5rem;

    /* Motion */
    --transition-fast: 0.2s ease;
    --transition-mid: 0.4s ease;

    /* Logo */
    --logo-filter: none;

    /* Vision section */
    --color-vision-bg-start: #ffffff;
    --color-vision-bg-end: #c8e9f8;
    --color-vision-text: var(--color-text-primary);
    --color-vision-text-muted: var(--color-text-secondary);
    --color-vision-divider: var(--color-primary);
    --vision-blob-opacity: 0.18;
    --vision-blob-blend: multiply;

    /* CTA section */
    --cta-bg-start: #e8f6fd;
    --cta-bg-end: #f0f9ff;
    --cta-heading-color: #003366;
    --cta-text-color: #4b5563;

    /* Footer (always dark) */
    --color-footer-text: #9ca3af;
    --color-footer-heading: #ffffff;
    --color-footer-border: rgba(255, 255, 255, 0.10);
    --color-footer-input-bg: rgba(255, 255, 255, 0.08);
    --color-footer-input-border: rgba(255, 255, 255, 0.15);
    --color-footer-input-text: #ffffff;
    --color-footer-social-bg: rgba(255, 255, 255, 0.08);
    --color-footer-logo-filter: brightness(0) invert(1);
}


/* --------------------------------------------------------------------------
   3. DARK MODE OVERRIDES
   -------------------------------------------------------------------------- */
[data-theme="dark"] {
    --color-bg: #121212;
    --color-surface: #1e1e1e;
    --color-header-bg: rgba(18, 18, 18, 0.92);
    --color-footer-bg: #000000;
    --color-text-primary: #f0f0f0;
    --color-text-secondary: #9ca3af;
    --color-divider: rgba(255, 255, 255, 0.1);
    --logo-filter: brightness(0) invert(1);

    /* Vision */
    --color-vision-bg-start: #1a2a3a;
    --color-vision-bg-end: #0a1628;
    --vision-blob-opacity: 0.25;
    --vision-blob-blend: screen;

    /* CTA */
    --cta-bg-start: #003366;
    --cta-bg-end: #001f4d;
    --cta-heading-color: #ffffff;
    --cta-text-color: rgba(255, 255, 255, 0.82);

    /* Footer */
    --color-footer-text: #8fa3b8;
    --color-footer-heading: #e5eaf0;
    --color-footer-border: rgba(255, 255, 255, 0.08);
    --color-footer-input-bg: rgba(255, 255, 255, 0.06);
    --color-footer-input-border: rgba(255, 255, 255, 0.12);
    --color-footer-input-text: #e5eaf0;
    --color-footer-social-bg: rgba(255, 255, 255, 0.07);
    --color-footer-logo-filter: brightness(0) invert(1);
}


/* --------------------------------------------------------------------------
   4. RESET & BASE
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans', system-ui, -apple-system, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-mid), color var(--transition-mid);
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}


/* --------------------------------------------------------------------------
   5. LAYOUT UTILITIES
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-px);
}

.section {
    padding-block: clamp(3.5rem, 8vw, 6rem);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-overline {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.25;
    margin-bottom: 0.75rem;
    transition: color var(--transition-mid);
}

.section-subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.0625rem);
    color: var(--color-text-secondary);
    max-width: 680px;
    margin-inline: auto;
    line-height: 1.7;
    transition: color var(--transition-mid);
}

.section-subtitle--accent {
    color: var(--color-primary);
    font-weight: 600;
    max-width: none;
    margin-bottom: 0.25rem;
}


/* --------------------------------------------------------------------------
   6. BUTTONS
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    transition:
        background-color var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast);
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 4px 12px rgba(0, 157, 224, 0.35);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: #fff;
    border: 2px solid var(--color-secondary);
}

.btn-secondary:hover {
    background-color: #253850;
    border-color: #253850;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-divider);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}


/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-header-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-divider);
    transition: background-color var(--transition-mid);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 70px;
    gap: 1rem;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
    transition: opacity var(--transition-fast);
}

.header-brand:hover {
    opacity: 0.85;
}

.header-logo {
    height: 44px;
    width: auto;
    filter: var(--logo-filter);
    transition: filter var(--transition-mid), height var(--transition-fast);
}

.header-brand-name {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    gap: 0.4rem;
    line-height: 1;
}

.brand-loon {
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-primary);
    transition: color var(--transition-mid);
}

.brand-solution {
    font-size: 1.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary);
}

/* Desktop nav */
.header-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-primary);
    padding: 0.25rem 0.125rem;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* Header controls */
.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme toggle */
.btn-theme {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    color: var(--color-text-primary);
    transition: background-color var(--transition-fast);
}

.btn-theme:hover {
    background-color: var(--color-surface);
}

.btn-theme .icon-sun {
    display: none;
}

.btn-theme .icon-moon {
    display: block;
}

[data-theme="dark"] .btn-theme .icon-sun {
    display: block;
}

[data-theme="dark"] .btn-theme .icon-moon {
    display: none;
}

/* Hamburger */
.btn-menu {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: transparent;
    color: var(--color-text-primary);
    transition: background-color var(--transition-fast);
}

.btn-menu:hover {
    background-color: var(--color-surface);
}


/* ==========================================================================
   MOBILE DRAWER
   ========================================================================== */
.drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1100;
    opacity: 0;
    transition: opacity var(--transition-mid);
}

.drawer-overlay.open {
    display: block;
    opacity: 1;
}

.drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    background-color: var(--color-bg);
    z-index: 1200;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transform: translateX(100%);
    transition: transform var(--transition-mid);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
}

.drawer.open {
    transform: translateX(0);
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-divider);
}

.drawer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.drawer-logo {
    height: 36px;
    width: auto;
    filter: var(--logo-filter);
    transition: filter var(--transition-mid);
}

.drawer-brand-name {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.drawer-brand-loon {
    font-size: 0.95rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-primary);
    transition: color var(--transition-mid);
}

.drawer-brand-solution {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
}

.btn-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: var(--color-text-primary);
    background: transparent;
    transition: background-color var(--transition-fast);
}

.btn-close:hover {
    background-color: var(--color-surface);
}

.drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.drawer-nav-link {
    display: block;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.drawer-nav-link:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.drawer-divider {
    height: 1px;
    background-color: var(--color-divider);
    margin-block: 0.5rem;
}

.drawer-cta {
    margin-top: auto;
}

.drawer-cta .btn {
    width: 100%;
    padding-block: 0.875rem;
}


/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
    padding-block: clamp(3rem, 8vw, 6rem) clamp(4rem, 10vw, 8rem);
    overflow: hidden;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-areas: "image text";
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}

.hero-image-wrap {
    grid-area: image;
    position: relative;
}

.hero-glow {
    position: absolute;
    inset: -1rem;
    background: linear-gradient(135deg, #009DE0, #60A5FA);
    border-radius: 16px;
    filter: blur(24px);
    opacity: 0.3;
    transition: opacity var(--transition-mid);
    pointer-events: none;
}

.hero-image-wrap:hover .hero-glow {
    opacity: 0.45;
}

.hero-image {
    position: relative;
    width: 100%;
    height: clamp(260px, 40vw, 500px);
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-hero);
    transition: transform var(--transition-mid);
}

.hero-image:hover {
    transform: scale(1.01);
}

.hero-text {
    grid-area: text;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-heading {
    display: flex;
    flex-direction: column;
}

.hero-heading-line1 {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1.25rem);
    line-height: 1.15;
}

.hero-inline-logo {
    width: clamp(44px, 6vw, 88px);
    height: auto;
    flex-shrink: 0;
    filter: var(--logo-filter);
    transition: filter var(--transition-mid);
}

.hero-title-main {
    font-size: clamp(2rem, 3.8vw, 3.8rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-text-primary);
    transition: color var(--transition-mid);
}

.hero-title-accent {
    font-size: clamp(1.6rem, 5vw, 3.8rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-primary);
    margin-top: 0.25rem;
    display: block;
}

.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--color-text-secondary);
    line-height: 1.75;
    max-width: 52ch;
    transition: color var(--transition-mid);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}


/* ==========================================================================
   VISION SECTION
   ========================================================================== */
.vision {
    background: linear-gradient(160deg, var(--color-vision-bg-start), var(--color-vision-bg-end));
    color: var(--color-vision-text);
    position: relative;
    overflow: hidden;
    text-align: center;
    transition: background var(--transition-mid), color var(--transition-mid);
}

.vision-blob {
    position: absolute;
    width: 384px;
    height: 384px;
    border-radius: 50%;
    filter: blur(64px);
    opacity: var(--vision-blob-opacity);
    mix-blend-mode: var(--vision-blob-blend);
    pointer-events: none;
    transition: opacity var(--transition-mid);
}

.vision-blob--top {
    top: -80px;
    right: -80px;
    background-color: var(--color-primary);
}

.vision-blob--bottom {
    bottom: -80px;
    left: -80px;
    background-color: #60A5FA;
}

.vision-inner {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin-inline: auto;
}

.vision-block {
    margin-bottom: 3rem;
}

.vision-heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-vision-text);
    margin-bottom: 1.25rem;
    transition: color var(--transition-mid);
}

.vision-text {
    font-family: 'Noto Serif', Georgia, serif;
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    font-weight: 400;
    color: var(--color-vision-text-muted);
    line-height: 1.8;
    font-style: italic;
    transition: color var(--transition-mid);
}

.vision-divider {
    width: 96px;
    height: 1px;
    background-color: var(--color-vision-divider);
    opacity: 0.5;
    margin: 0 auto 3rem;
    transition: background-color var(--transition-mid);
}


/* ==========================================================================
   PILLARS (Modern Photo Cards)
   ========================================================================== */
.pillars {
    background-color: var(--color-bg);
}

.modern-pillars-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.photo-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background-color: var(--color-surface);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-mid), box-shadow var(--transition-mid);
    display: flex;
    flex-direction: column;
}

.photo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.photo-card-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.photo-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.photo-card:hover .photo-card-img {
    transform: scale(1.05);
}

.photo-card-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.photo-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
}

.photo-card-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}


/* ==========================================================================
   EXPERTISE SECTION
   ========================================================================== */
.expertise {
    background: linear-gradient(150deg, var(--color-surface) 0%, #ddf0fb 100%);
}

[data-theme="dark"] .expertise {
    background: linear-gradient(150deg, var(--color-surface) 0%, #0d1f2d 100%);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1rem, 2.5vw, 2.5rem);
}

.expertise-card {
    background-color: var(--color-bg);
    border-radius: 16px;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid transparent;
    height: 100%;
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        background-color var(--transition-mid);
}

[data-theme="dark"] .expertise-card {
    background-color: #000000;
}

.expertise-card:hover {
    border-color: rgba(0, 157, 224, 0.2);
    box-shadow: var(--shadow-md);
}

.expertise-card:hover .expertise-icon {
    transform: scale(1.1);
}

.expertise-card-header {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 1.5vw, 1.25rem);
    margin-bottom: 1rem;
}

.expertise-icon {
    width: clamp(44px, 5vw, 60px);
    height: clamp(44px, 5vw, 60px);
    flex-shrink: 0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 157, 224, 0.1);
    color: var(--color-primary);
    transition: transform var(--transition-fast), background-color var(--transition-mid);
}

[data-theme="dark"] .expertise-icon {
    background-color: rgba(0, 157, 224, 0.2);
}

.expertise-icon svg {
    width: clamp(20px, 2.5vw, 28px);
    height: clamp(20px, 2.5vw, 28px);
    stroke: currentColor;
}

.expertise-card-title {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.3;
    transition: color var(--transition-mid);
}

.expertise-card-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
    transition: color var(--transition-mid);
}


/* ==========================================================================
   SOLUTIONS SECTION
   ========================================================================== */
.solutions {
    background-color: var(--color-bg);
}

/* Tab scroll wrapper */
.sol-tabs-wrap {
    position: relative;
    display: flex;
    align-items: stretch;
    margin-bottom: 2.5rem;
}

.sol-scroll-btn {
    flex-shrink: 0;
    width: 36px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-divider);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    opacity: 1;
    z-index: 2;
    transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
}

.sol-scroll-btn--prev {
    border-radius: 12px 0 0 12px;
    border-right: none;
}

.sol-scroll-btn--next {
    border-radius: 0 12px 12px 0;
    border-left: none;
}

.sol-scroll-btn:hover {
    color: var(--color-primary);
    background-color: rgba(0, 157, 224, 0.06);
}

.sol-scroll-btn:disabled {
    opacity: 0.3;
    cursor: default;
    pointer-events: none;
}

/* Tab bar */
.sol-tabs {
    flex: 1;
    min-width: 0;
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-divider);
    border-bottom: 1px solid var(--color-divider);
    scrollbar-width: none;
    margin-bottom: 0;
    transition: background-color var(--transition-mid), border-color var(--transition-mid);
}

.sol-tabs::-webkit-scrollbar {
    display: none;
}

.sol-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    white-space: nowrap;
    border-bottom: 3px solid transparent;
    background: none;
    cursor: pointer;
    flex-shrink: 0;
    min-height: 56px;
    border-radius: 0;
    transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.sol-tab svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    flex-shrink: 0;
}

.sol-tab:hover {
    color: var(--color-primary);
    background-color: rgba(0, 157, 224, 0.05);
}

.sol-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* Tab panels */
.sol-panel {
    display: none;
}

.sol-panel.active {
    display: block;
}

/* Chip grid */
.sol-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    justify-content: center;
}

.sol-chip {
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    background-color: rgba(0, 157, 224, 0.07);
    cursor: default;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

[data-theme="dark"] .sol-chip {
    background-color: rgba(0, 157, 224, 0.15);
}

.sol-chip:hover {
    background-color: var(--color-primary);
    color: #fff;
}

/* Service card grids */
.sol-cards {
    display: grid;
    gap: 1.25rem;
}

.sol-cards--4 {
    grid-template-columns: repeat(4, 1fr);
}

.sol-cards--3 {
    grid-template-columns: repeat(3, 1fr);
}

.sol-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-divider);
    border-radius: 12px;
    padding: 1.5rem;
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast),
        background-color var(--transition-mid);
}

.sol-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 24px rgba(0, 157, 224, 0.12);
    transform: translateY(-2px);
}

[data-theme="dark"] .sol-card:hover {
    box-shadow: 0 4px 24px rgba(0, 157, 224, 0.2);
}

.sol-card-bar {
    width: 32px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    margin-bottom: 1rem;
}

.sol-card-title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.4;
    margin-bottom: 0.625rem;
    transition: color var(--transition-mid);
}

.sol-card-desc {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
    transition: color var(--transition-mid);
}

/* Solutions header accent */
.solutions-header .section-subtitle-accent {
    font-size: clamp(1.1rem, 2vw, 1.375rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

[data-theme="dark"] .solutions-header .section-subtitle-accent {
    color: #60A5FA;
}


/* ==========================================================================
   WORKSHOP SECTION
   ========================================================================== */
.workshop {
    background-color: var(--color-surface);
}

.workshop-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.workshop-header-text .section-overline {
    text-align: left;
}

.workshop-header-text .section-title {
    text-align: left;
    margin-bottom: 0.5rem;
}

.workshop-header-text .section-subtitle {
    text-align: left;
    margin-inline: 0;
    max-width: 540px;
}

.workshop-table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    border: 1px solid rgba(0, 51, 102, 0.1);
    box-shadow: 0 2px 16px rgba(0, 51, 102, 0.06);
    transition: border-color var(--transition-mid), box-shadow var(--transition-mid);
}

[data-theme="dark"] .workshop-table-wrap {
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
}

.workshop-table {
    min-width: 900px;
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.workshop-table thead {
    background-color: #003366;
}

.workshop-table thead th {
    padding: 14px 8px;
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.workshop-table thead th:last-child {
    border-right: none;
}

.workshop-table thead th.ws-name-col {
    width: 26%;
    text-align: left;
    padding-left: 1rem;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.workshop-table tbody tr {
    transition: background-color var(--transition-fast);
}

.workshop-table tbody tr:nth-child(odd) {
    background-color: var(--color-bg);
}

.workshop-table tbody tr:nth-child(even) {
    background-color: var(--color-surface);
}

.workshop-table tbody tr:hover {
    background-color: rgba(0, 157, 224, 0.05);
}

[data-theme="dark"] .workshop-table tbody tr:hover {
    background-color: rgba(0, 157, 224, 0.08);
}

.workshop-table tbody td {
    padding: 10px 6px;
    text-align: center;
    border-bottom: 1px solid rgba(0, 51, 102, 0.08);
    border-right: 1px solid rgba(0, 51, 102, 0.08);
    vertical-align: middle;
}

.workshop-table tbody td:last-child {
    border-right: none;
}

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

[data-theme="dark"] .workshop-table tbody td {
    border-color: rgba(255, 255, 255, 0.06);
}

.workshop-table tbody td.ws-name-col {
    text-align: left;
    padding: 14px 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-primary);
    border-right: 1px solid rgba(0, 51, 102, 0.1);
    line-height: 1.4;
    transition: color var(--transition-mid);
}

[data-theme="dark"] .workshop-table tbody td.ws-name-col {
    border-right-color: rgba(255, 255, 255, 0.08);
}

.ws-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    min-width: 44px;
}

.ws-badge--date {
    background-color: var(--color-primary);
    color: #fff;
}

.ws-badge--tbd {
    background-color: rgba(0, 0, 0, 0.08);
    color: var(--color-text-secondary);
}

[data-theme="dark"] .ws-badge--tbd {
    background-color: rgba(255, 255, 255, 0.12);
}

.workshop-note {
    display: block;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 1.25rem;
    transition: color var(--transition-mid);
}


/* ==========================================================================
   YOUTUBE SHORTS SECTION
   ========================================================================== */
.shorts {
    background-color: var(--color-surface);
}

.shorts-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    -webkit-overflow-scrolling: touch;
}

.short-iframe {
    width: 100%;
    aspect-ratio: 9 / 16;
    border: none;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.short-iframe:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.shorts-footer {
    display: flex;
    justify-content: center;
}


/* ==========================================================================
   PARTNERS / CLIENTS SECTION
   ========================================================================== */
.partners {
    background-color: var(--color-bg);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: clamp(0.75rem, 2vw, 1.5rem);
}

.client-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(0.75rem, 2vw, 1.5rem);
    min-height: clamp(100px, 12vw, 180px);
    border-radius: 12px;
    border: 1px solid var(--color-divider);
    background-color: var(--color-surface);
    cursor: default;
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast),
        background-color var(--transition-mid);
}

.client-card:hover {
    transform: translateY(-3px);
}

.client-logo {
    width: 95%;
    height: auto;
    max-height: clamp(70px, 10vw, 150px);
    object-fit: contain;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.client-card:hover .client-logo {
    opacity: 1;
}

.clients-count {
    text-align: center;
    margin-top: 2rem;
    margin-bottom: 3.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color var(--transition-mid);
}


/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.testimony-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.testimony-title {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    color: #003366;
    margin-bottom: 0.75rem;
    transition: color var(--transition-mid);
}

[data-theme="dark"] .testimony-title {
    color: var(--color-text-primary);
}

.testimony-bar {
    width: 48px;
    height: 3px;
    background-color: #003366;
    border-radius: 2px;
    margin: 0 auto 1rem;
}

.testimony-desc {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin-inline: auto;
    line-height: 1.7;
    transition: color var(--transition-mid);
}

.testimony-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}

.testimony-card {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem 2rem 2rem 2.5rem;
    background-color: #fff;
    border-radius: 8px;
    border: 1px solid rgba(0, 51, 102, 0.08);
    box-shadow: 0 2px 12px rgba(0, 51, 102, 0.06);
    overflow: hidden;
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background-color var(--transition-mid);
}

[data-theme="dark"] .testimony-card {
    background-color: var(--color-surface);
    border-color: rgba(255, 255, 255, 0.06);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.testimony-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(0, 51, 102, 0.12);
}

[data-theme="dark"] .testimony-card:hover {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}

/* Left accent bar */
.testimony-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background-color: #003366;
    border-radius: 2px 0 0 2px;
}

.testimony-quote-mark {
    position: absolute;
    top: 8px;
    right: 14px;
    font-size: 5rem;
    line-height: 1;
    font-family: Georgia, serif;
    color: rgba(0, 51, 102, 0.08);
    user-select: none;
    pointer-events: none;
    transition: color var(--transition-mid);
}

[data-theme="dark"] .testimony-quote-mark {
    color: rgba(255, 255, 255, 0.06);
}

.testimony-text {
    font-family: 'Noto Serif', Georgia, serif;
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.25rem;
    position: relative;
    z-index: 1;
    transition: color var(--transition-mid);
}

.testimony-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: #003366;
    margin-bottom: 0.2rem;
    transition: color var(--transition-mid);
}

[data-theme="dark"] .testimony-name {
    color: #60A5FA;
}

.testimony-company {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
    transition: color var(--transition-mid);
}


/* ==========================================================================
   CTA SECTION
   ========================================================================== */
.cta-section {
    background: linear-gradient(135deg, var(--cta-bg-start), var(--cta-bg-end));
    padding-block: clamp(4rem, 10vw, 7rem);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background var(--transition-mid);
}

.cta-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0.1;
    filter: blur(80px);
    pointer-events: none;
    transition: opacity var(--transition-mid);
}

[data-theme="dark"] .cta-glow {
    background: rgba(255, 255, 255, 0.15);
    opacity: 1;
}

.cta-glow--left {
    top: -100px;
    left: -100px;
}

.cta-glow--right {
    bottom: -100px;
    right: -100px;
}

.cta-inner {
    position: relative;
    z-index: 1;
    max-width: 680px;
}

.cta-heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--cta-heading-color);
    margin-bottom: 1.25rem;
    line-height: 1.2;
    transition: color var(--transition-mid);
}

.cta-subtext {
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: var(--cta-text-color);
    line-height: 1.7;
    max-width: 560px;
    margin-inline: auto;
    margin-bottom: 2.5rem;
    transition: color var(--transition-mid);
}

.cta-contact {
    font-size: clamp(1.1rem, 2vw, 1.375rem);
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.5;
    margin-bottom: 2.5rem;
    transition: color var(--transition-mid);
}

[data-theme="dark"] .cta-contact {
    color: #60A5FA;
}


/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    background-color: var(--color-footer-bg);
    color: var(--color-footer-text);
    padding-block: clamp(3rem, 8vw, 5rem);
    transition: background-color var(--transition-mid);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 2.5rem 3rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.footer-logo {
    height: 32px;
    width: auto;
    filter: var(--color-footer-logo-filter);
    transition: filter var(--transition-mid);
}

.footer-brand-name {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.footer-brand-loon {
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-footer-heading);
}

.footer-brand-solution {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-footer-text);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--color-footer-social-bg);
    color: var(--color-footer-text);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.footer-social-link:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.footer-col-title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-footer-heading);
    margin-bottom: 1.25rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--color-footer-text);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary);
}

.footer-newsletter-desc {
    font-size: 0.875rem;
    color: var(--color-footer-text);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.footer-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border-radius: 6px;
    border: 1px solid var(--color-footer-input-border);
    background: var(--color-footer-input-bg);
    color: var(--color-footer-input-text);
    font-family: inherit;
    font-size: 0.875rem;
    outline: none;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.footer-input::placeholder {
    color: #6b7280;
}

.footer-input:focus {
    border-color: var(--color-primary);
}

.footer-form .btn {
    width: 100%;
    padding-block: 0.625rem;
    font-size: 0.9rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-footer-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copy {
    font-size: 0.8125rem;
    color: var(--color-footer-text);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal-link {
    font-size: 0.8125rem;
    color: var(--color-footer-text);
    transition: color var(--transition-fast);
}

.footer-legal-link:hover {
    color: var(--color-footer-heading);
}


/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */

/* ---- Large tablet (≤ 1024px) ---- */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .shorts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .sol-cards--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimony-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- Tablet / large mobile (≤ 768px) ---- */
@media (max-width: 768px) {

    /* Header */
    .header-nav,
    .header-controls .btn-primary {
        display: none;
    }

    .btn-menu {
        display: flex;
    }

    .header-logo {
        height: 44px;
    }

    .brand-loon,
    .brand-solution {
        font-size: 1.4rem;
    }

    /* Hero */
    .hero-grid {
        grid-template-columns: 1fr;
        grid-template-areas: "image" "text";
    }

    .hero-image {
        height: clamp(220px, 55vw, 320px);
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Workshop */
    .workshop-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .workshop-header .btn {
        width: 100%;
        justify-content: center;
    }

    /* Shorts */
    .shorts-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 2rem;
    }

    .short-iframe {
        flex: 0 0 75%;
        scroll-snap-align: center;
    }

    /* Clients */
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Solutions */
    .sol-cards--4 {
        grid-template-columns: 1fr;
    }

    .sol-cards--3 {
        grid-template-columns: 1fr;
    }

    /* Testimony */
    .testimony-grid {
        grid-template-columns: 1fr;
    }

    /* Pillars */
    .modern-pillars-grid {
        grid-template-columns: 1fr;
    }
}

/* ---- Mobile (≤ 480px) ---- */
@media (max-width: 480px) {
    :root {
        --container-px: 1rem;
    }

    .header-logo {
        height: 36px;
    }

    .brand-loon,
    .brand-solution {
        font-size: 1.05rem;
        letter-spacing: 0.08em;
    }

    .header-inner {
        gap: 0.35rem;
    }

    .header-controls {
        gap: 0.35rem;
    }

    .header-brand {
        gap: 0.4rem;
    }

    .header-brand-name {
        gap: 0.2rem;
    }

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

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

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

    .sol-tab {
        font-size: 0.8rem;
        padding: 0.75rem 0.875rem;
    }
}

/* ---- Small tablet range (481px – 768px) ---- */
@media (min-width: 481px) and (max-width: 768px) {
    .sol-cards--3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- Medium desktop (769px – 960px) ---- */
@media (min-width: 769px) and (max-width: 960px) {
    .header-nav {
        gap: 1rem;
    }

    .nav-link {
        font-size: 0.875rem;
    }

    .header-logo {
        height: 48px;
    }

    .brand-loon,
    .brand-solution {
        font-size: 1.5rem;
    }
}

/* ---- Wide desktop (≥ 960px): centre tabs, hide arrows ---- */
@media (min-width: 960px) {
    .sol-tabs {
        justify-content: center;
    }

    .sol-scroll-btn {
        display: none;
    }
}