/* ==============================================
   CAMBIO LAB — Modern Editorial Redesign
   Warm earthy dark theme · Cormorant + Outfit
   ============================================== */

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Design Tokens */
:root {
    --bg:           #111009;
    --bg-mid:       #161410;
    --bg-card:      #1C1915;
    --accent:       #C4622A;
    --accent-light: #DF7A44;
    --gold:         #C9A227;
    --text:         #F2EDE4;
    --text-muted:   #8B8478;
    --text-dim:     #524D47;
    --border:       #2A2720;
    --border-light: #3A3630;

    --ff-display: 'Cormorant Garamond', Georgia, serif;
    --ff-body:    'Outfit', system-ui, sans-serif;

    --ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

body {
    font-family: var(--ff-body);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ─── Light theme overrides ───────────────────── */
[data-theme="light"] {
    --bg:           #F7F3EC;
    --bg-mid:       #EEE9DF;
    --bg-card:      #FFFFFF;
    --accent:       #B5501F;
    --accent-light: #C4622A;
    --gold:         #9A7A1A;
    --text:         #1C1710;
    --text-muted:   #6B5E52;
    --text-dim:     #9B8E82;
    --border:       #DDD5C8;
    --border-light: #C8BFB5;
}

[data-theme="light"] .grain                { opacity: 0.025; }
[data-theme="light"] .hero-bg-word         { -webkit-text-stroke: 1px rgba(120,60,20,0.06); }
[data-theme="light"] .hero-orb-1           { background: radial-gradient(circle, rgba(196,98,42,0.10) 0%, transparent 70%); }
[data-theme="light"] .hero-orb-2           { background: radial-gradient(circle, rgba(180,130,30,0.08) 0%, transparent 70%); }
[data-theme="light"] .hero-dot-grid        { background-image: radial-gradient(rgba(150,70,20,0.2) 1px, transparent 1px); }
[data-theme="light"] .hero-floor-grid      {
    background-image:
        linear-gradient(rgba(150,70,20,0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgba(150,70,20,0.1) 1px, transparent 1px);
}
[data-theme="light"] .meetups::before      { background: radial-gradient(ellipse, rgba(196,98,42,0.07) 0%, transparent 70%); }
[data-theme="light"] header.scrolled       { background: rgba(247,243,236,0.94); }

/* ─── Grain texture overlay ───────────────────── */
.grain {
    position: fixed;
    inset: -200%;
    width: 400%;
    height: 400%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
    z-index: 9999;
    animation: grain 8s steps(10) infinite;
}

@keyframes grain {
    0%   { transform: translate(0,0); }
    10%  { transform: translate(-5%,-10%); }
    20%  { transform: translate(-15%,5%); }
    30%  { transform: translate(7%,-25%); }
    40%  { transform: translate(-5%,25%); }
    50%  { transform: translate(-15%,10%); }
    60%  { transform: translate(15%,0%); }
    70%  { transform: translate(0%,15%); }
    80%  { transform: translate(3%,35%); }
    90%  { transform: translate(-10%,10%); }
    100% { transform: translate(0,0); }
}

/* ─── Layout ───────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 48px;
}

/* ─── Typography helpers ───────────────────────── */
h1, h2, h3, h4 {
    font-family: var(--ff-display);
    line-height: 1.1;
    font-weight: 600;
}

p { margin-bottom: 1rem; }

.section-label {
    font-family: var(--ff-body);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.25rem;
}

/* ─── Buttons ──────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--ff-body);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(196, 98, 42, 0.35);
}

.btn-primary:focus-visible {
    outline: 2px solid var(--accent-light);
    outline-offset: 3px;
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-light);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.btn-outline:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

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

/* ===============================================
   HEADER / NAV
   =============================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 28px 0;
    transition: padding 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s;
    border-bottom: 1px solid transparent;
}

header.scrolled {
    padding: 16px 0;
    background: rgba(17, 16, 9, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--border);
}

.header-container {
    display: flex;
    align-items: center;
    gap: 0;
}

/* Theme + language toggles */
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    margin-right: 20px;
}

.lang-toggle,
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 5px 11px;
    cursor: pointer;
    font-family: var(--ff-body);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    white-space: nowrap;
    line-height: 1;
}

.lang-toggle:hover,
.theme-toggle:hover {
    border-color: var(--accent);
    color: var(--text);
}

/* Highlight active language */
.lt-option { transition: color 0.2s; }
.lt-sep { color: var(--text-dim); font-weight: 400; }

html[data-lang="en"] .lt-option[data-value="en"],
html[data-lang="es"] .lt-option[data-value="es"] {
    color: var(--accent);
}

/* Theme icon visibility */
.theme-icon-light { display: none; }
.theme-icon-dark  { display: inline; }

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

.logo {
    font-family: var(--ff-display);
    font-size: 1.55rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.02em;
    line-height: 1;
    flex-shrink: 0;
}

.logo-cambio { color: var(--text); }
.logo-lab    { color: var(--accent); }

nav ul {
    display: flex;
    list-style: none;
    gap: 44px;
    align-items: center;
}

nav a {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

nav a:hover,
nav a:focus-visible { color: var(--text); }

nav a.nav-cta {
    color: var(--accent);
    border: 1px solid rgba(196, 98, 42, 0.4);
    padding: 8px 20px;
    border-radius: 4px;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

nav a.nav-cta:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* Hamburger */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 101;
    /* Larger touch target on mobile */
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 1px;
    transition: all 0.3s var(--ease);
    transform-origin: center;
}

.mobile-menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.mobile-menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===============================================
   HERO
   =============================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
}

/* ── Futuristic background layers ── */

/* Dot grid — upper atmosphere */
.hero-dot-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(196, 98, 42, 0.18) 1px, transparent 1px);
    background-size: 38px 38px;
    /* Fade: visible at edges/top, invisible toward center where content lives */
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 70% 30%, transparent 35%, black 80%);
    mask-image: radial-gradient(ellipse 90% 80% at 70% 30%, transparent 35%, black 80%);
    pointer-events: none;
    z-index: 0;
}

/* Perspective floor grid — futuristic "runway" */
.hero-floor-grid {
    position: absolute;
    bottom: 0;
    left: -25%;
    width: 150%;
    height: 52%;
    background-image:
        linear-gradient(rgba(196, 98, 42, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(196, 98, 42, 0.08) 1px, transparent 1px);
    background-size: 80px 60px;
    transform: perspective(500px) rotateX(72deg);
    transform-origin: bottom center;
    /* Fade out toward the top of the grid */
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
    mask-image: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
    pointer-events: none;
    z-index: 0;
}

/* Giant word watermark */
.hero-bg-word {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--ff-display);
    font-size: clamp(100px, 18vw, 260px);
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: 1px rgba(196, 98, 42, 0.07);
    text-stroke: 1px rgba(196, 98, 42, 0.07);
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
    letter-spacing: -0.03em;
    z-index: 0;
}

/* Ambient gradient orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
    z-index: 0;
    animation: orb-float 10s ease-in-out infinite alternate;
}

.hero-orb-1 {
    width: 640px;
    height: 640px;
    background: radial-gradient(circle, rgba(196,98,42,0.18) 0%, transparent 70%);
    top: -160px;
    right: -140px;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 440px;
    height: 440px;
    background: radial-gradient(circle, rgba(201,162,39,0.12) 0%, transparent 70%);
    bottom: -80px;
    left: 8%;
    animation-delay: -5s;
}

@keyframes orb-float {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(32px, -44px) scale(1.08); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

/* Staggered entrance animations */
.hero-label {
    font-family: var(--ff-body);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.25rem;
    opacity: 0;
    animation: rise 0.8s var(--ease) 0.3s forwards;
}

.hero-content h1 {
    font-size: clamp(2.8rem, 7.5vw, 6.8rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.035em;
    line-height: 1.0;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: rise 0.9s var(--ease) 0.5s forwards;
}

.hero-content h1 em {
    font-style: italic;
    color: var(--accent);
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 560px;
    line-height: 1.75;
    margin-bottom: 0.5rem;
    opacity: 0;
    animation: rise 0.9s var(--ease) 0.7s forwards;
}

.hero-founder {
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 400;
    letter-spacing: 0.04em;
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: rise 0.9s var(--ease) 0.85s forwards;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    animation: rise 0.9s var(--ease) 1s forwards;
}

/* Scroll hint */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 1;
    opacity: 0;
    animation: fade 1s ease 1.8s forwards;
}

.hero-scroll span {
    font-size: 0.62rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: pulse-line 2.2s ease-in-out infinite;
}

@keyframes pulse-line {
    0%, 100% { opacity: 0.35; }
    50%       { opacity: 1; }
}

/* ===============================================
   TRUST BAR
   =============================================== */
.trust-bar {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
    background: var(--bg-mid);
    overflow: hidden;
}

.trust-inner {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}

.trust-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    white-space: nowrap;
    flex-shrink: 0;
}

.trust-items {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.trust-items .sep {
    color: var(--accent);
    font-size: 1rem;
    line-height: 1;
}

/* ===============================================
   COMMUNITY MEETUPS
   =============================================== */
.meetups {
    padding: 80px 0;
    background: var(--bg-mid);
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.meetups::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(196,98,42,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.meetups-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 56px;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid rgba(196,98,42,0.35);
    border-radius: 14px;
    padding: 56px 60px;
    position: relative;
    overflow: hidden;
}

.meetups-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--gold));
    border-radius: 0 0 4px 0;
}

.meetups-badge {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(196,98,42,0.1);
    border: 1px solid rgba(196,98,42,0.25);
    border-radius: 20px;
    padding: 14px 10px;
    white-space: nowrap;
    flex-shrink: 0;
}

.meetups-body h2 {
    font-size: clamp(1.7rem, 3vw, 2.6rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
    line-height: 1.15;
}

.meetups-body > p {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.8;
    max-width: 640px;
    margin-bottom: 1.5rem;
}

.meetups-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 2rem;
}

.meetups-details li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.detail-icon {
    font-size: 1rem;
    flex-shrink: 0;
    width: 28px;
    text-align: center;
    margin-top: 1px;
}

.meetups-glyph {
    font-size: 5rem;
    color: rgba(196,98,42,0.12);
    line-height: 1;
    flex-shrink: 0;
    user-select: none;
    animation: spin-slow 20s linear infinite;
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ===============================================
   SERVICES
   =============================================== */
.services {
    padding: 120px 0;
}

.section-header {
    max-width: 620px;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: clamp(2.2rem, 4.2vw, 3.6rem);
    color: var(--text);
    margin-bottom: 1rem;
}

.section-lead {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.75;
    max-width: 480px;
    margin: 0;
}

.services-list {
    display: flex;
    flex-direction: column;
}

.service-item {
    display: grid;
    grid-template-columns: 72px 1fr 72px;
    gap: 40px;
    align-items: start;
    padding: 52px 0;
    border-top: 1px solid var(--border);
    position: relative;
    transition: border-color 0.3s;
}

.service-item:last-child {
    border-bottom: 1px solid var(--border);
}

.service-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(to right, rgba(196,98,42,0.05), transparent);
    transition: width 0.5s var(--ease);
    z-index: 0;
    pointer-events: none;
}

.service-item:hover::before { width: 100%; }
.service-item:hover { border-color: rgba(196,98,42,0.25); }

.service-num {
    position: relative;
    z-index: 1;
    font-family: var(--ff-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    padding-top: 8px;
    letter-spacing: 0.12em;
}

.service-body {
    position: relative;
    z-index: 1;
}

.service-body h3 {
    font-size: clamp(1.4rem, 2.5vw, 1.9rem);
    font-weight: 600;
    color: var(--text);
    margin-bottom: 1rem;
    letter-spacing: -0.015em;
    transition: color 0.3s;
}

.service-item:hover .service-body h3 { color: var(--accent-light); }

.service-body p {
    font-size: 0.98rem;
    color: var(--text-muted);
    line-height: 1.8;
    max-width: 600px;
    margin-bottom: 1.5rem;
}

.service-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags li {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 20px;
    letter-spacing: 0.02em;
    transition: border-color 0.25s, color 0.25s;
}

.service-item:hover .service-tags li {
    border-color: rgba(196,98,42,0.3);
    color: var(--text);
}

.service-glyph {
    position: relative;
    z-index: 1;
    font-size: 2.2rem;
    text-align: right;
    padding-top: 6px;
    transition: transform 0.4s var(--ease-bounce), filter 0.3s;
    filter: saturate(0.5);
}

.service-item:hover .service-glyph {
    transform: scale(1.15) rotate(-5deg);
    filter: saturate(1);
}

/* ===============================================
   CASE STUDIES
   =============================================== */
.case-studies {
    padding: 120px 0;
}

.cs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 64px;
}

/* Third card spans full width */
.cs-grid .cs-card:nth-child(3) {
    grid-column: 1 / -1;
}

.cs-grid .cs-card:nth-child(3) p {
    max-width: 760px;
}

.cs-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 48px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.4s, transform 0.4s var(--ease);
}

.cs-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(196,98,42,0.07), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.cs-card:hover { border-color: rgba(196,98,42,0.35); transform: translateY(-4px); }
.cs-card:hover::before { opacity: 1; }

.cs-tag {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 18px;
}

.cs-num {
    position: absolute;
    top: 32px;
    right: 40px;
    font-family: var(--ff-display);
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--border-light);
    line-height: 1;
    letter-spacing: -0.06em;
    transition: color 0.4s;
    user-select: none;
    pointer-events: none;
}

.cs-card:hover .cs-num { color: rgba(196,98,42,0.18); }

.cs-card h3 {
    font-size: clamp(1.4rem, 2vw, 1.75rem);
    font-weight: 600;
    color: var(--text);
    margin-bottom: 1rem;
    letter-spacing: -0.015em;
    line-height: 1.2;
    max-width: 400px;
}

.cs-product {
    font-style: italic;
    color: var(--accent-light);
}

.cs-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.cs-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.02em;
    border-bottom: 1px solid rgba(196, 98, 42, 0.35);
    padding-bottom: 2px;
    transition: color 0.2s, border-color 0.2s;
}

.cs-link:hover {
    color: var(--accent-light);
    border-color: var(--accent-light);
}

/* ===============================================
   CONTACT
   =============================================== */
.contact {
    padding: 120px 0;
    background: var(--bg-mid);
    border-top: 1px solid var(--border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    align-items: start;
}

.contact-info h2 {
    font-size: clamp(2.2rem, 4vw, 3.6rem);
    color: var(--text);
    margin-bottom: 1.25rem;
    letter-spacing: -0.025em;
}

.contact-info h2 em {
    font-style: italic;
    color: var(--accent);
}

.contact-info p {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.8;
    max-width: 400px;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact-row {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    flex-shrink: 0;
}

/* Form card */
.contact-form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 48px;
}

.form-row-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group { margin-bottom: 22px; }

.form-group label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 13px 16px;
    background: var(--bg);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    color: var(--text);
    font-family: var(--ff-body);
    font-size: 0.95rem;
    transition: border-color 0.25s, box-shadow 0.25s;
    outline: none;
    /* Prevent iOS zoom on focus (font must be ≥16px) */
    font-size: max(1rem, 16px);
}

.form-control::placeholder { color: var(--text-dim); }

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(196,98,42,0.15);
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
    line-height: 1.65;
}

/* WhatsApp opt-in checkbox */
.form-opt-in {
    margin-bottom: 28px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-box {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    transition: border-color 0.2s, background 0.2s;
    position: relative;
}

.checkbox-box::after {
    content: '';
    width: 6px;
    height: 10px;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(45deg) scale(0);
    transition: transform 0.2s var(--ease-bounce);
    margin-top: -2px;
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-box {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-box::after {
    transform: rotate(45deg) scale(1);
}

.checkbox-label:hover .checkbox-box {
    border-color: var(--accent);
}

.checkbox-label input[type="checkbox"]:focus-visible ~ .checkbox-box {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.checkbox-text {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.checkbox-text strong {
    color: var(--text);
    font-weight: 600;
}

.form-success {
    display: none;
    margin-top: 16px;
    padding: 14px 16px;
    background: rgba(196,98,42,0.1);
    border: 1px solid rgba(196,98,42,0.3);
    border-radius: 6px;
    color: var(--accent-light);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    line-height: 1.5;
}

.form-success.visible { display: block; }

/* ===============================================
   FOOTER
   =============================================== */
footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 28px;
}

.footer-brand .logo {
    display: inline-block;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    max-width: 260px;
    margin-bottom: 6px;
}

.footer-sub {
    font-size: 0.78rem !important;
    color: var(--text-dim) !important;
}

.footer-col h4 {
    font-family: var(--ff-body);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 20px;
}

.footer-col ul { list-style: none; }

.footer-col li {
    margin-bottom: 11px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-col a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-col a:hover { color: var(--accent); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.78rem;
    color: var(--text-dim);
    margin: 0;
}

/* ===============================================
   FLOATING QUICK-NAV
   =============================================== */
.quicknav {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

/* Toggle button */
.quicknav-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 40px;
    padding: 10px 18px 10px 14px;
    cursor: pointer;
    color: var(--text-muted);
    font-family: var(--ff-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.25s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    white-space: nowrap;
}

.quicknav-toggle:hover,
.quicknav.open .quicknav-toggle {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 6px 24px rgba(196,98,42,0.4);
}

/* Hamburger icon inside toggle */
.quicknav-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 16px;
    flex-shrink: 0;
}

.quicknav-icon span {
    display: block;
    height: 1.5px;
    background: currentColor;
    border-radius: 1px;
    transition: all 0.3s var(--ease);
    transform-origin: center;
}

.quicknav.open .quicknav-icon span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.quicknav.open .quicknav-icon span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.quicknav.open .quicknav-icon span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* Dropdown menu */
.quicknav-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    padding: 10px 8px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    /* Hidden by default */
    opacity: 0;
    transform: translateY(8px) scale(0.97);
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
    transform-origin: bottom right;
    min-width: 160px;
}

/* Visible state — triggered by hover on desktop, .open class on mobile */
.quicknav:hover .quicknav-menu,
.quicknav.open .quicknav-menu {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* Individual nav items */
.qn-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 14px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-muted);
    font-family: var(--ff-body);
    font-size: 0.85rem;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.qn-item:hover {
    background: rgba(196,98,42,0.1);
    color: var(--text);
}

.qn-item.active {
    color: var(--accent);
}

.qn-item.active .qn-dot {
    background: var(--accent);
    box-shadow: 0 0 0 3px rgba(196,98,42,0.2);
}

/* Dot indicator */
.qn-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border-light);
    flex-shrink: 0;
    transition: background 0.2s, box-shadow 0.2s;
}

.qn-item:hover .qn-dot {
    background: var(--accent-light);
}

/* Staggered entrance for menu items */
.quicknav.open .qn-item,
.quicknav:hover .qn-item {
    animation: qn-slide-in 0.3s var(--ease) both;
}

.quicknav.open .qn-item:nth-child(1),
.quicknav:hover .qn-item:nth-child(1) { animation-delay: 0.03s; }
.quicknav.open .qn-item:nth-child(2),
.quicknav:hover .qn-item:nth-child(2) { animation-delay: 0.07s; }
.quicknav.open .qn-item:nth-child(3),
.quicknav:hover .qn-item:nth-child(3) { animation-delay: 0.11s; }
.quicknav.open .qn-item:nth-child(4),
.quicknav:hover .qn-item:nth-child(4) { animation-delay: 0.15s; }
.quicknav.open .qn-item:nth-child(5),
.quicknav:hover .qn-item:nth-child(5) { animation-delay: 0.19s; }

@keyframes qn-slide-in {
    from { opacity: 0; transform: translateX(10px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ===============================================
   SCROLL REVEAL
   =============================================== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}

.reveal-up    { transform: translateY(38px); }
.reveal-left  { transform: translateX(-38px); }
.reveal-right { transform: translateX(38px); }

.revealed {
    opacity: 1 !important;
    transform: none !important;
}

.d1 { transition-delay: 0.1s !important; }
.d2 { transition-delay: 0.2s !important; }
.d3 { transition-delay: 0.3s !important; }
.d4 { transition-delay: 0.4s !important; }

@keyframes rise {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ===============================================
   RESPONSIVE — 1024px
   =============================================== */
@media (max-width: 1024px) {
    .service-item {
        grid-template-columns: 60px 1fr;
    }

    .service-glyph { display: none; }

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

/* ===============================================
   RESPONSIVE — 768px (tablets / large phones)
   =============================================== */
@media (max-width: 768px) {
    .container { padding: 0 20px; }

    /* Show hamburger */
    .mobile-menu-btn { display: flex; }

    .header-actions { margin-right: 10px; }
    .lang-toggle, .theme-toggle { padding: 5px 9px; font-size: 0.65rem; }

    /* Full-screen overlay nav */
    nav ul {
        position: fixed;
        inset: 0;
        width: 100%;
        height: 100dvh;
        background: var(--bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 36px;
        transform: translateX(100%);
        transition: transform 0.45s var(--ease);
        z-index: 99;
        padding: 80px 24px 40px;
    }

    nav ul.open { transform: translateX(0); }

    nav a { font-size: 1.3rem; }
    nav a.nav-cta {
        font-size: 1rem;
        padding: 12px 28px;
    }

    /* Hero tweaks */
    .hero { padding-top: 70px; }
    .hero-bg-word { font-size: clamp(70px, 22vw, 140px); }
    /* Simplify background on mobile for perf */
    .hero-floor-grid { height: 40%; }
    .hero-scroll { display: none; }

    .hero-desc { max-width: 100%; }
    .hero-cta { gap: 12px; }

    /* Trust bar */
    .trust-inner { flex-direction: column; align-items: flex-start; gap: 12px; }

    /* Meetups */
    .meetups { padding: 60px 0; }
    .meetups-inner {
        grid-template-columns: 1fr;
        padding: 36px 28px;
        gap: 24px;
    }
    .meetups-badge {
        writing-mode: unset;
        transform: none;
        padding: 6px 14px;
        width: fit-content;
    }
    .meetups-glyph { display: none; }
    .meetups-body > p { max-width: 100%; }

    /* Services */
    .services { padding: 72px 0; }
    .section-header { margin-bottom: 48px; }
    .service-item {
        grid-template-columns: 44px 1fr;
        gap: 20px;
        padding: 36px 0;
    }
    .service-num { padding-top: 4px; font-size: 0.8rem; }

    /* Case studies */
    .case-studies { padding: 72px 0; }
    .cs-grid { grid-template-columns: 1fr; gap: 20px; margin-top: 48px; }
    .cs-grid .cs-card:nth-child(3) { grid-column: 1; }
    .cs-grid .cs-card:nth-child(3) p { max-width: 100%; }
    .cs-card h3 { max-width: 100%; }

    /* Contact */
    .contact { padding: 72px 0; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .contact-info p { max-width: 100%; }
    .form-row-two { grid-template-columns: 1fr; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
    .footer-brand p { max-width: 100%; }
}

/* ===============================================
   RESPONSIVE — 480px (small phones)
   =============================================== */
@media (max-width: 768px) {
    .quicknav { bottom: 20px; right: 16px; }
    /* On mobile, menu always needs a tap — disable pure CSS hover */
    .quicknav:not(.open) .quicknav-menu {
        opacity: 0;
        transform: translateY(8px) scale(0.97);
        pointer-events: none;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }

    /* Hero */
    .hero-content h1 { font-size: clamp(2.4rem, 10vw, 3rem); }
    .hero-orb-1 { width: 300px; height: 300px; }
    .hero-orb-2 { width: 220px; height: 220px; }
    .hero-dot-grid { background-size: 28px 28px; }
    .hero-floor-grid { display: none; } /* hide on very small screens */

    /* Hero CTA — stack buttons */
    .hero-cta { flex-direction: column; align-items: flex-start; }
    .hero-cta .btn { width: 100%; justify-content: center; }

    /* Sections */
    .services   { padding: 56px 0; }
    .case-studies { padding: 56px 0; }
    .contact    { padding: 56px 0; }
    .meetups    { padding: 48px 0; }

    .section-header { margin-bottom: 36px; }

    /* Service items */
    .service-item { grid-template-columns: 1fr; gap: 12px; padding: 28px 0; }
    .service-num { padding-top: 0; }

    /* Cards */
    .cs-card { padding: 28px 20px; }
    .cs-num { font-size: 3rem; top: 20px; right: 20px; }
    .contact-form-wrap { padding: 28px 20px; }
    .meetups-inner { padding: 28px 20px; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    footer { padding: 48px 0 24px; }
}