/* ============================================================
   DANVER DESARROLLO INFORMÁTICO — Landing Page Styles
   ============================================================ */

/* === CUSTOM PROPERTIES === */
:root {
    /* Colors */
    --bg-primary: #060b18;
    --bg-secondary: #0c1222;
    --bg-surface: #111b2e;
    --bg-card: #0f1729;
    --bg-card-hover: #162038;

    --blue-primary: #2b6cee;
    --blue-light: #5a8ff5;
    --blue-dark: #1a4fc0;
    --blue-glow: rgba(43, 108, 238, 0.25);
    --blue-subtle: rgba(43, 108, 238, 0.08);

    --cyan-accent: #00d4ff;
    --purple-accent: #a855f7;
    --green-whatsapp: #25d366;

    --text-primary: #f0f4ff;
    --text-secondary: #8a94ab;
    --text-muted: #5a6478;

    --border-color: rgba(43, 108, 238, 0.12);
    --border-hover: rgba(43, 108, 238, 0.3);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
    --nav-height: 72px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-reveal: 0.8s cubic-bezier(0.16, 1, 0.3, 1);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* === UTILITY === */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* === REVEAL ANIMATIONS === */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal:nth-child(2) {
    transition-delay: 0.1s;
}

.reveal:nth-child(3) {
    transition-delay: 0.2s;
}

.reveal:nth-child(4) {
    transition-delay: 0.3s;
}

/* === SECTION HEADER === */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 72px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue-primary);
    background: var(--blue-subtle);
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}


/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: background var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
    background: rgba(6, 11, 24, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--border-color);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 48px;
    width: auto;
    filter: drop-shadow(0 0 8px rgba(43, 108, 238, 0.3));
}

/* Logo text fallback */
.nav-logo-text,
.footer-logo-text {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    background: linear-gradient(135deg, var(--blue-primary), var(--cyan-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-logo-text {
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.logo-icon {
    font-size: 1.1em;
}

.logo-sub {
    font-weight: 400;
    font-size: 0.7em;
    opacity: 0.7;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--blue-subtle);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    background: var(--blue-primary);
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
    background: var(--blue-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--blue-glow);
}

.nav-cta i {
    font-size: 1.05rem;
}

/* Hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 32px;
    position: relative;
    z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.hamburger {
    top: 50%;
    transform: translate(-50%, -50%);
}

.hamburger::before {
    content: '';
    top: -7px;
    left: 0;
    transform: none;
}

.hamburger::after {
    content: '';
    top: 7px;
    left: 0;
    transform: none;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}


/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-split {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-bg-layers {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-image {
    position: absolute;
    inset: 0;
    background: url('assets/Computadora.jpg') center/cover no-repeat;
    opacity: 0.15;
}

.hero-bg-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(43, 108, 238, 0.08) 0%, transparent 60%),
        linear-gradient(180deg, var(--bg-primary) 0%, transparent 30%, transparent 70%, var(--bg-primary) 100%);
}

.hero-bg-orbs .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(43, 108, 238, 0.2), transparent 70%);
    top: -10%;
    right: -5%;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12), transparent 70%);
    bottom: 10%;
    left: -5%;
    animation: orbFloat 16s ease-in-out infinite reverse;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1), transparent 70%);
    top: 40%;
    left: 60%;
    animation: orbFloat 12s ease-in-out infinite 3s;
}

@keyframes orbFloat {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    25% {
        transform: translate(30px, -20px) scale(1.05);
    }

    50% {
        transform: translate(-20px, 30px) scale(0.95);
    }

    75% {
        transform: translate(20px, 20px) scale(1.03);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: left;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--blue-light);
    background: rgba(43, 108, 238, 0.08);
    border: 1px solid rgba(43, 108, 238, 0.2);
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 32px;
    letter-spacing: 0.04em;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--blue-primary);
    border-radius: 50%;
    position: relative;
}

.badge-pulse::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--blue-primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.6;
    }

    50% {
        transform: scale(1.8);
        opacity: 0;
    }
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--blue-primary) 0%, var(--cyan-accent) 50%, var(--purple-accent) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease-in-out infinite;
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    color: var(--text-secondary);
    max-width: 540px;
    margin: 0 0 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Visual (Right Side) */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    max-width: 480px;
    width: 100%;
    animation: heroFloat 6s ease-in-out infinite;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    position: relative;
    z-index: 1;
    filter: brightness(1.1) saturate(1.2);
}

.hero-image-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(ellipse at center, rgba(43, 108, 238, 0.25) 0%, transparent 70%);
    border-radius: 20px;
    z-index: 0;
    filter: blur(30px);
}

.hero-image-border {
    position: absolute;
    inset: -2px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(43, 108, 238, 0.4), rgba(0, 212, 255, 0.2), rgba(168, 85, 247, 0.3));
    z-index: 0;
}

@keyframes heroFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--blue-primary), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }

    100% {
        opacity: 0;
        transform: scaleY(1);
        transform-origin: bottom;
    }
}


/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-dark));
    box-shadow: 0 4px 24px var(--blue-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--blue-light), var(--blue-primary));
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(43, 108, 238, 0.35);
}

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

.btn-ghost:hover {
    color: var(--text-primary);
    background: var(--blue-subtle);
    border-color: var(--border-hover);
}

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

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
    width: 100%;
    justify-content: center;
}


/* ============================================================
   SERVICES
   ============================================================ */
.services {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--blue-primary), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--blue-glow);
}

.service-card:hover .service-card-glow {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(43, 108, 238, 0.15), rgba(43, 108, 238, 0.05));
    border: 1px solid rgba(43, 108, 238, 0.2);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 1.3rem;
    color: var(--blue-primary);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-dark));
    color: #fff;
    border-color: var(--blue-primary);
    box-shadow: 0 4px 20px var(--blue-glow);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.service-card>p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.service-list li i {
    color: var(--blue-primary);
    font-size: 0.75rem;
}


/* ============================================================
   APPROACH
   ============================================================ */
.approach {
    padding: var(--section-padding) 0;
    position: relative;
    overflow: hidden;
}

.approach::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('assets/abstract-bg.png') center/cover no-repeat;
    opacity: 0.18;
    pointer-events: none;
}

.approach::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--bg-primary), transparent 15%, transparent 85%, var(--bg-primary));
    pointer-events: none;
}

.approach-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 40px;
    max-width: 860px;
    margin: 0 auto;
    padding: 48px;
    background: linear-gradient(135deg, rgba(15, 20, 35, 0.85), rgba(10, 15, 30, 0.9));
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(12px);
}

.approach-accent {
    width: 4px;
    min-height: 100%;
    background: linear-gradient(180deg, var(--blue-primary), var(--cyan-accent), var(--purple-accent));
    border-radius: 4px;
    flex-shrink: 0;
}

.approach-content .section-tag {
    margin-bottom: 16px;
}

.approach-content h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.approach-content p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 16px;
    line-height: 1.8;
}

.approach-highlight {
    margin-top: 8px;
    padding: 20px 24px;
    background: var(--blue-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary) !important;
    font-weight: 500;
    font-style: italic;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.approach-highlight i {
    color: var(--blue-primary);
    font-size: 1.1rem;
    margin-top: 3px;
    flex-shrink: 0;
}


/* ============================================================
   PROCESS / TIMELINE
   ============================================================ */
.process {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 32px;
    width: 2px;
    background: linear-gradient(180deg, var(--blue-primary), var(--border-color));
}

.timeline-step {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

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

.timeline-dot {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 2px solid var(--blue-primary);
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    transition: all var(--transition-base);
}

.timeline-dot span {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--blue-primary);
    transition: color var(--transition-base);
}

.timeline-step:hover .timeline-dot {
    background: var(--blue-primary);
    box-shadow: 0 0 24px var(--blue-glow);
}

.timeline-step:hover .timeline-dot span {
    color: #fff;
}

.timeline-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    transition: all var(--transition-base);
}

.timeline-step:hover .timeline-card {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.timeline-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.timeline-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}


/* ============================================================
   WHY US
   ============================================================ */
.why-us {
    padding: var(--section-padding) 0;
    position: relative;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.why-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-primary), var(--cyan-accent));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.why-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.why-card:hover::before {
    opacity: 1;
}

.why-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-subtle);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 1.15rem;
    color: var(--blue-primary);
    transition: all var(--transition-base);
}

.why-card:hover .why-icon {
    background: var(--blue-primary);
    color: #fff;
}

.why-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.why-card p {
    color: var(--text-secondary);
    font-size: 0.93rem;
    line-height: 1.7;
}


/* ============================================================
   CONTACT — CTA Card + Form
   ============================================================ */
.contact {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.contact-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-hover);
}

/* Left: CTA Card */
.contact-cta-card {
    position: relative;
    padding: 48px 40px;
    background: linear-gradient(135deg, var(--bg-card), rgba(43, 108, 238, 0.06));
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.contact-cta-glow {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 250px;
    background: radial-gradient(circle, rgba(43, 108, 238, 0.12), transparent 70%);
    pointer-events: none;
}

.contact-cta-card .section-tag {
    position: relative;
}

.contact-cta-card h2 {
    font-size: clamp(1.4rem, 2.5vw, 1.8rem);
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    position: relative;
}

.contact-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 28px;
    line-height: 1.7;
    position: relative;
}

.contact-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    margin-bottom: 28px;
    position: relative;
}

.contact-details {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    margin-top: auto;
}

.contact-detail {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-detail:hover {
    color: var(--blue-light);
}

.contact-detail i {
    color: var(--blue-primary);
}

.contact-divider {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Right: Contact Form */
.contact-form-panel {
    background: var(--bg-card);
    padding: 48px 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group .required {
    color: var(--blue-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 0.92rem;
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238f9bb3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
    padding-right: 40px;
}

.form-group select:invalid {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--blue-primary);
    background: rgba(43, 108, 238, 0.04);
    box-shadow: 0 0 0 3px rgba(43, 108, 238, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
    padding: 16px 32px;
}

.form-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.form-subtitle {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

/* ============================================================
   FOOTER — Compact 3-Column
   ============================================================ */
.footer {
    padding: 48px 0 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: start;
    gap: 48px;
    padding-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-logo {
    height: 56px;
    filter: drop-shadow(0 0 8px rgba(43, 108, 238, 0.3));
}

.footer-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.footer-nav a {
    font-size: 0.88rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    text-decoration: none;
}

.footer-nav a:hover {
    color: var(--blue-light);
}

.footer-contact {
    text-align: right;
}

.footer-contact-title {
    font-size: 0.88rem;
    color: var(--blue-light);
    margin-bottom: 8px;
}

.footer-contact a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    margin-bottom: 4px;
}

.footer-contact a:hover {
    color: var(--blue-light);
}

.footer-location {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--text-muted);
}


/* ============================================================
   WHATSAPP FLOATING BUTTON
   ============================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--green-whatsapp);
    border-radius: 50%;
    font-size: 1.7rem;
    color: #fff;
    z-index: 999;
    box-shadow: 0 4px 24px rgba(37, 211, 102, 0.35);
    transition: all var(--transition-base);
    animation: whatsappBounce 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.5);
    animation: none;
}

@keyframes whatsappBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-6px);
    }
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    color: #1a1a1a;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 6px solid #fff;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}


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

/* Tablet Landscape */
@media (max-width: 1024px) {
    :root {
        --section-padding: 96px;
    }

    .hero-split {
        grid-template-columns: 1.2fr 1fr;
        gap: 40px;
    }

    .nav-logo img {
        height: 52px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 540px;
        margin: 0 auto;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        text-align: center;
    }

    .footer-brand {
        justify-content: center;
    }

    .footer-nav {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px 24px;
    }

    .footer-contact {
        text-align: center;
    }
}

/* Tablet Portrait */
@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
        --nav-height: 64px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(6, 11, 24, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 40px;
        gap: 8px;
        transition: right var(--transition-base);
        z-index: 999;
        border-left: 1px solid var(--border-color);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 12px 16px;
        width: 100%;
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    /* Hero */
    .hero {
        padding: 100px 24px 60px;
        min-height: auto;
        min-height: 100svh;
    }

    .hero-split {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 40px;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .nav-logo img {
        height: 44px;
    }

    .hero-title {
        font-size: clamp(1.8rem, 7vw, 2.8rem);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .hero-scroll-indicator {
        display: none;
    }

    /* Approach */
    .approach-wrapper {
        flex-direction: column;
        padding: 32px 24px;
        gap: 0;
    }

    .approach-accent {
        width: 100%;
        min-height: 4px;
        height: 4px;
        margin-bottom: 24px;
    }

    /* Timeline */
    .timeline-line {
        left: 20px;
    }

    .timeline-dot {
        width: 40px;
        height: 40px;
    }

    .timeline-dot span {
        font-size: 0.7rem;
    }

    .timeline-step {
        gap: 20px;
    }

    .timeline-card {
        padding: 20px;
    }

    /* Why Us */
    .why-grid {
        grid-template-columns: 1fr;
    }

    /* Contact */
    .contact-split {
        grid-template-columns: 1fr;
    }

    .contact-cta-card {
        padding: 36px 24px;
    }

    .contact-form-panel {
        padding: 36px 24px;
    }

    /* Footer */
    .footer-grid {
        gap: 24px;
    }

    .section-header {
        margin-bottom: 56px;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    :root {
        --section-padding: 64px;
    }

    .container {
        padding: 0 16px;
    }

    .service-card {
        padding: 28px 20px;
    }

    .why-card {
        padding: 28px 20px;
    }

    .whatsapp-float {
        width: 52px;
        height: 52px;
        font-size: 1.4rem;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

/* Mobile Menu Overlay */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: all;
}