/* ============================================================
   S&L BIENESTAR — Main Stylesheet
   Clean rewrite. Sections in order:
   1. Reset & Base
   2. CSS Variables
   3. Utilities
   4. Navbar
   5. Hero (UNCHANGED)
   6. Services
   7. About
   8. Stats
   9. Carousel (UNCHANGED)
  10. Team
  11. Testimonials
  12. Contact (UNCHANGED)
  13. Footer
  14. Scroll Progress / WhatsApp Float
  15. Scroll Reveal Animations
  16. Accessibility
  17. Responsive
============================================================ */

/* ===== 1. RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #ffffff;
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

p {
    max-width: 70ch;
}

/* ===== 2. CSS VARIABLES ===== */
:root {
    --color-primary: #2EC4C6;
    --color-primary-dark: #25a0a2;
    --color-secondary: #1B6CA8;
    --color-secondary-dark: #154d7a;
    --color-white: #FFFFFF;
    --color-gray-light: #F8FAFC;
    --color-gray: #e0e0e0;
    --color-dark: #0F172A;
    --color-text: #334155;
    --color-text-light: #64748B;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    --color-accent: #8b5cf6;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-primary: 0 10px 40px -10px rgba(46, 196, 198, 0.4);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.06);
    --shadow-hover: 0 12px 40px rgba(46, 196, 198, 0.12);
}

/* ===== 3. UTILITIES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Section shared */
.section-eyebrow {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--color-dark);
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
}

.section-description {
    color: var(--color-text-light);
    font-size: 1.0625rem;
    max-width: 60ch;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    padding: 1.125rem 2.5rem;
    font-weight: 700;
    border-radius: 3rem;
    text-decoration: none;
    transition: var(--transition-smooth);
    display: inline-block;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn:hover::before { left: 100%; }

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    box-shadow: 0 10px 40px rgba(46, 196, 198, 0.3);
    font-weight: 800;
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 50px rgba(46, 196, 198, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 3px solid var(--color-primary);
    box-shadow: 0 4px 15px rgba(46, 196, 198, 0.1);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(46, 196, 198, 0.3);
}

/* ===== 4. NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #ffffff;
    backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid rgba(46, 196, 198, 0.2);
    transition: var(--transition-smooth);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    background: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.25rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.nav-logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    background: transparent;
    mix-blend-mode: multiply;
    filter: brightness(1.05);
}

.nav-logo:hover { transform: translateY(-2px); }

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
    list-style: none;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-smooth);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: width 0.3s ease;
}

.nav-link:hover { color: var(--color-primary); }
.nav-link:hover::after { width: 100%; }

.nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
}

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

.nav-cta {
    padding: 0.625rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border-radius: 2rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(46, 196, 198, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(8px, 8px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

/* ===== 5. HERO (UNCHANGED) ===== */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
    background: var(--color-white);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: url('/hero-background.jpg') center/cover no-repeat;
    background-position: center center;
    z-index: 0;
    animation: heroImageZoom 1.5s ease-out forwards;
    opacity: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        to right,
        transparent 0%,
        transparent 70%,
        rgba(255,255,255,0.3) 85%,
        rgba(255,255,255,0.8) 95%,
        rgba(255,255,255,1) 100%
    );
    z-index: 1;
    animation: fadeIn 1.2s ease-out 0.3s forwards;
    opacity: 0;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
    text-align: left;
    padding: 3rem;
    margin: 0 auto;
    grid-column: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    animation: fadeInScale 0.8s ease-out;
}

.hero-subtitle {
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
    animation: fadeInDown 0.8s ease-out;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
    color: var(--color-text);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-weight: 400;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: flex-start;
    animation: fadeInUp 1s ease-out 0.6s both;
}

/* ===== 6. SERVICES SECTION ===== */
.services-section {
    background: #ffffff;
    padding: 7rem 1rem;
}

.services-section .section-header {
    margin-bottom: 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid rgba(0,0,0,0.07);
    transition: 0.25s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-card-num {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    font-size: 3rem;
    font-weight: 900;
    color: rgba(46, 196, 198, 0.08);
    line-height: 1;
    font-family: 'Inter', sans-serif;
    pointer-events: none;
}

.service-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.icon-primary {
    background: linear-gradient(135deg, rgba(46,196,198,0.15), rgba(46,196,198,0.05));
    color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(46,196,198,0.2);
}

.icon-accent {
    background: linear-gradient(135deg, rgba(27,108,168,0.15), rgba(27,108,168,0.05));
    color: var(--color-secondary);
    box-shadow: 0 4px 12px rgba(27,108,168,0.2);
}

.icon-purple {
    background: linear-gradient(135deg, rgba(139,92,246,0.15), rgba(139,92,246,0.05));
    color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(139,92,246,0.2);
}

.icon-success {
    background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.05));
    color: var(--color-success);
    box-shadow: 0 4px 12px rgba(16,185,129,0.2);
}

.icon-warning {
    background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
    color: var(--color-warning);
    box-shadow: 0 4px 12px rgba(245,158,11,0.2);
}

.icon-info {
    background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(59,130,246,0.05));
    color: var(--color-info);
    box-shadow: 0 4px 12px rgba(59,130,246,0.2);
}

.service-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: -0.01em;
}

.service-description {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.7;
    flex-grow: 1;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(46,196,198,0.12);
    border-color: rgba(46,196,198,0.3);
}

/* ===== 7. ABOUT SECTION ===== */
.about-section {
    background: var(--color-gray-light);
    padding: 7rem 1rem;
    position: relative;
}

.about-accent-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.about-heading {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--color-dark);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}

.about-lead {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 100%;
}

.about-stats-mini {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: 1rem;
    border: 1px solid rgba(0,0,0,0.07);
}

.about-stat-mini {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.about-stat-num {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-primary);
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.03em;
}

.about-stat-lbl {
    font-size: 0.75rem;
    color: var(--color-text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.about-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.about-mv-card {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px solid rgba(0,0,0,0.07);
    transition: 0.25s ease;
}

.about-mv-card:hover {
    border-color: rgba(46,196,198,0.4);
    box-shadow: 0 8px 24px rgba(46,196,198,0.1);
}

.about-mv-icon {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1rem;
    flex-shrink: 0;
}

.about-mv-card h4 {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}

.about-mv-card p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.6;
    max-width: 100%;
}

.about-values-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.about-val {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0.75rem;
    background: var(--color-white);
    border-radius: 0.75rem;
    border: 1px solid rgba(0,0,0,0.07);
    text-align: center;
    transition: 0.25s ease;
}

.about-val:hover {
    border-color: rgba(46,196,198,0.4);
    transform: translateY(-2px);
}

.about-val i {
    font-size: 1.25rem;
    color: var(--color-primary);
}

.about-val span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== 8. STATS SECTION ===== */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding: 5rem 1rem;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -200px;
    right: -150px;
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    border-right: 1px solid rgba(255,255,255,0.25);
    transition: 0.25s ease;
}

.stat-card:last-child { border-right: none; }

.stat-card:hover { background: rgba(255,255,255,0.03); }

.stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    font-family: 'Inter', sans-serif;
    color: var(--color-white);
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: none;
    -webkit-text-fill-color: var(--color-white);
}

.stat-label {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.5);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ===== 9. CAROUSEL (UNCHANGED) ===== */
.carousel-section {
    padding: 4rem 0 5rem;
    background: linear-gradient(180deg, rgba(242,242,242,0.5) 0%, rgba(255,255,255,0.8) 100%);
    overflow: hidden;
}

.carousel-section .section-header {
    padding: 0 1rem;
    margin-bottom: 3rem;
}

.carousel-3d-wrapper {
    position: relative;
    width: 100%;
    height: 720px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-3d {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-3d-slide {
    position: absolute;
    width: 680px;
    height: 600px;
    border-radius: 1.25rem;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                filter 0.7s ease,
                box-shadow 0.7s ease,
                opacity 0.7s ease;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.carousel-3d-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.carousel-3d-slide.pos-active {
    transform: translateX(0) scale(1) translateZ(0);
    z-index: 10;
    box-shadow: 0 20px 60px rgba(46,196,198,0.35);
}

.carousel-3d-slide.pos-prev {
    transform: translateX(-55%) scale(0.82) translateZ(0);
    z-index: 5;
    filter: brightness(0.7);
}

.carousel-3d-slide.pos-next {
    transform: translateX(55%) scale(0.82) translateZ(0);
    z-index: 5;
    filter: brightness(0.7);
}

.carousel-3d-slide.pos-hidden {
    transform: translateX(0) scale(0.6);
    z-index: 1;
    opacity: 0;
    pointer-events: none;
}

.carousel-3d-slide.pos-active img { transform: scale(1); }

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 1.75rem 1.5rem;
    background: linear-gradient(
        to top,
        rgba(27,108,168,0.88) 0%,
        rgba(46,196,198,0.4) 70%,
        transparent 100%
    );
    color: var(--color-white);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.6s ease 0.15s, transform 0.6s ease 0.15s;
}

.carousel-3d-slide.pos-active .carousel-caption {
    opacity: 1;
    transform: translateY(0);
}

.carousel-caption h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.carousel-caption p {
    font-size: 0.875rem;
    line-height: 1.6;
    opacity: 0.9;
    max-width: 50ch;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.95);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-secondary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    transition: var(--transition-smooth);
    z-index: 20;
}

.carousel-btn:hover {
    background: var(--color-white);
    transform: translateY(-50%) scale(1.1);
    color: var(--color-primary);
    box-shadow: 0 6px 25px rgba(0,0,0,0.2);
}

.carousel-prev { left: 2rem; }
.carousel-next { right: 2rem; }

.carousel-dots {
    position: absolute;
    bottom: -2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 20;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--color-primary);
    background: transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
    padding: 0;
}

.carousel-dot.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

/* ===== 10. TEAM SECTION ===== */
.team-section {
    background: var(--color-white);
    padding: 7rem 1rem;
}

.team-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-gray-light);
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    border: 1px solid rgba(0,0,0,0.07);
    transition: 0.25s ease;
    position: relative;
    overflow: hidden;
}

.feature-num {
    font-size: 5rem;
    font-weight: 900;
    color: rgba(46,196,198,0.07);
    position: absolute;
    top: -0.5rem;
    right: 1rem;
    line-height: 1;
    font-family: 'Inter', sans-serif;
    pointer-events: none;
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 20px rgba(46,196,198,0.25);
}

.feature-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.feature-description {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.feature-card:hover {
    background: var(--color-white);
    border-color: rgba(46,196,198,0.3);
    box-shadow: 0 12px 40px rgba(46,196,198,0.1);
    transform: translateY(-4px);
}

/* ===== 11. TESTIMONIALS SECTION ===== */
.testimonios-section {
    background: var(--color-gray-light);
    padding: 7rem 1rem;
}

.testimonios-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 4rem;
    gap: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.testimonios-sub {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 35ch;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid rgba(0,0,0,0.07);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: 0.25s ease;
}

.testimonial-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
    transform: translateY(-4px);
    border-color: rgba(46,196,198,0.3);
}

.testimonial-featured {
    background: linear-gradient(160deg, #1B6CA8, #2EC4C6);
    border-color: transparent;
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(27,108,168,0.25);
}

.testimonial-featured:hover {
    transform: translateY(-12px);
    box-shadow: 0 28px 60px rgba(27,108,168,0.3);
    border-color: transparent;
}

.testimonial-quote-icon {
    font-size: 2rem;
    color: rgba(255,255,255,0.3);
    line-height: 1;
}

.testimonial-stars {
    display: flex;
    gap: 0.2rem;
    color: #FBBF24;
    font-size: 0.875rem;
}

.testimonial-featured .testimonial-stars { color: #FDE68A; }

.testimonial-text {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.75;
    font-style: italic;
    flex-grow: 1;
}

.testimonial-featured .testimonial-text { color: rgba(255,255,255,0.95); }

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0,0,0,0.07);
}

.testimonial-featured .testimonial-author { border-top-color: rgba(255,255,255,0.2); }

.testimonial-avatar {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 0.9375rem;
    font-weight: 700;
    flex-shrink: 0;
}

.testimonial-featured .testimonial-avatar { background: rgba(255,255,255,0.2); }

.testimonial-name {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-dark);
}

.testimonial-featured .testimonial-name { color: var(--color-white); }

.testimonial-role {
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.testimonial-featured .testimonial-role { color: rgba(255,255,255,0.7); }

/* ===== 12. CONTACT SECTION (UNCHANGED) ===== */
.contact-section {
    background: var(--color-gray-light);
    padding: 7rem 1rem;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 0;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
    max-width: 1100px;
    margin: 0 auto;
}

/* Left panel */
.contact-info-panel {
    background: linear-gradient(160deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.contact-info-panel::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -80px;
    right: -80px;
}

.contact-info-panel::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    bottom: -60px;
    left: -60px;
}

.contact-info-panel-inner {
    position: relative;
    z-index: 1;
}

.contact-info-panel h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.contact-info-panel > div > p,
.contact-info-panel-inner > p {
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    font-size: 0.9375rem;
    margin-bottom: 2.5rem;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

.contact-info-item-new {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.contact-info-item-new:hover { transform: translateX(4px); }

.contact-info-icon {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    color: var(--color-white);
    flex-shrink: 0;
    transition: background 0.3s ease;
}

.contact-info-item-new:hover .contact-info-icon { background: rgba(255,255,255,0.25); }

.contact-info-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255,255,255,0.65);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.2rem;
}

.contact-info-value {
    display: block;
    font-size: 0.9rem;
    color: var(--color-white);
    font-weight: 500;
    line-height: 1.5;
}

.contact-social {
    display: flex;
    gap: 0.75rem;
    position: relative;
    z-index: 1;
}

.contact-social a {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.125rem;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.contact-social a:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-3px);
}

/* Right panel: form */
.contact-form-panel {
    background: var(--color-white);
    padding: 3rem 2.5rem;
}

.contact-form-panel .form-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-form-panel .form-label i {
    color: var(--color-primary);
    font-size: 0.875rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    background: var(--color-gray-light);
    border: 2px solid transparent;
    border-radius: 0.75rem;
    padding: 0.875rem 1.125rem;
    color: var(--color-text);
    font-size: 0.9375rem;
    transition: var(--transition-smooth);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 4px rgba(46,196,198,0.1);
}

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

.form-submit {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.03em;
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-primary);
}

.form-submit i { font-size: 1.25rem; }

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 50px rgba(46,196,198,0.4);
}

.form-submit:active { transform: translateY(-1px); }

/* ===== 13. FOOTER ===== */
.footer {
    background: var(--color-secondary);
    padding: 0;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3.5rem 1.5rem 2.5rem;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

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

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.02em;
    line-height: 1;
}

.footer-logo-text span {
    color: var(--color-primary);
}

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
    font-style: italic;
    max-width: 100%;
}

.footer-col-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

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

.footer-links a {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

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

.footer-social {
    display: flex;
    gap: 0.625rem;
    flex-wrap: wrap;
}

.footer-social a {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.85);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: 0.25s ease;
    border: 1px solid rgba(255,255,255,0.2);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-bottom p {
    color: rgba(255,255,255,0.45);
    font-size: 0.8125rem;
    max-width: 100%;
}

/* ===== 14. SCROLL PROGRESS & WHATSAPP FLOAT ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    z-index: 1001;
    transition: width 0.1s ease;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 999;
    transition: var(--transition-smooth);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37,211,102,0.6);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-10px);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--color-dark);
    color: var(--color-white);
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    white-space: nowrap;
    font-size: 0.875rem;
    font-weight: 600;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border: 8px solid transparent;
    border-left-color: var(--color-dark);
}

/* ===== 15. SCROLL REVEAL ANIMATIONS ===== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.section-header.scroll-reveal { transform: translateY(30px); }
.section-header.scroll-reveal.revealed { transform: translateY(0); }

.service-card:nth-child(1).scroll-reveal  { transition-delay: 0.1s; }
.service-card:nth-child(2).scroll-reveal  { transition-delay: 0.2s; }
.service-card:nth-child(3).scroll-reveal  { transition-delay: 0.3s; }
.service-card:nth-child(4).scroll-reveal  { transition-delay: 0.4s; }
.service-card:nth-child(5).scroll-reveal  { transition-delay: 0.5s; }
.service-card:nth-child(6).scroll-reveal  { transition-delay: 0.6s; }

.feature-card:nth-child(1).scroll-reveal  { transition-delay: 0.1s; }
.feature-card:nth-child(2).scroll-reveal  { transition-delay: 0.2s; }
.feature-card:nth-child(3).scroll-reveal  { transition-delay: 0.3s; }

.testimonial-card:nth-child(1).scroll-reveal { transition-delay: 0.1s; }
.testimonial-card:nth-child(2).scroll-reveal { transition-delay: 0.2s; }
.testimonial-card:nth-child(3).scroll-reveal { transition-delay: 0.3s; }

.stat-card:nth-child(1).scroll-reveal { transition-delay: 0.1s; }
.stat-card:nth-child(2).scroll-reveal { transition-delay: 0.2s; }
.stat-card:nth-child(3).scroll-reveal { transition-delay: 0.3s; }
.stat-card:nth-child(4).scroll-reveal { transition-delay: 0.4s; }

/* ===== 16. KEYFRAMES ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes heroImageZoom {
    0%   { opacity: 0; transform: scale(1.1); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50%       { box-shadow: 0 4px 30px rgba(37,211,102,0.7); }
}

/* ===== 17. ACCESSIBILITY ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

@media (hover: none) and (pointer: coarse) {
    .btn, .form-submit {
        min-height: 48px;
        min-width: 48px;
    }
    .nav-link { padding: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}

/* ===== 18. RESPONSIVE ===== */

/* --- 1024px --- */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        min-height: auto;
        padding: 5rem 2rem 4rem;
    }

    .hero::before {
        width: 100%;
        height: 50%;
        opacity: 0.2;
    }

    .hero::after {
        width: 100%;
        height: 100%;
        background: linear-gradient(
            to bottom,
            transparent 0%,
            rgba(255,255,255,0.5) 25%,
            rgba(255,255,255,0.9) 45%,
            rgba(255,255,255,1) 55%
        );
    }

    .hero-content {
        grid-column: 1;
        padding: 2.5rem 2rem;
        margin: 0 auto;
        max-width: 700px;
    }

    .services-grid,
    .team-features,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

/* --- 900px (contact) --- */
@media (max-width: 900px) {
    .contact-layout { grid-template-columns: 1fr; }

    .contact-info-panel { padding: 2.5rem 2rem; }

    .contact-info-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}

/* --- 768px --- */
@media (max-width: 768px) {
    .nav-container { padding: 0.25rem 1rem; }
    .nav-logo-img  { height: 50px; }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: rgba(255,255,255,0.98);
        backdrop-filter: blur(12px);
        padding: 2rem;
        gap: 1.5rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        border-bottom: 1px solid rgba(46,196,198,0.2);
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }

    .nav-menu.active { transform: translateX(0); }
    .nav-toggle { display: flex; }
    .nav-link::after { display: none; }

    .hero { padding: 5rem 1.5rem 3rem; }

    .hero::before {
        height: 40%;
        opacity: 0.15;
    }

    .hero-content {
        padding: 2rem 1.5rem;
        text-align: center;
        background: rgba(255,255,255,0.98);
        border-radius: 1rem;
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    }

    .hero-title       { font-size: 2rem; }
    .hero-description { font-size: 0.9375rem; }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        justify-content: center;
    }

    .btn {
        width: 100%;
        text-align: center;
        padding: 1rem 2rem;
    }

    .services-grid,
    .team-features,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-featured { transform: none; }

    .testimonios-header {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .stat-card {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }

    .stat-card:last-child { border-bottom: none; }

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

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .footer-social  { justify-content: center; }
    .footer-brand   { align-items: center; }

    .whatsapp-tooltip { display: none; }

    .carousel-3d-wrapper { height: 380px; }

    .carousel-3d-slide {
        width: 300px;
        height: 280px;
    }

    .carousel-3d-slide.pos-prev { transform: translateX(-52%) scale(0.8); }
    .carousel-3d-slide.pos-next { transform: translateX(52%) scale(0.8); }

    .carousel-caption h3 { font-size: 1.1rem; }
    .carousel-caption p  { display: none; }
    .carousel-prev { left: 0.5rem; }
    .carousel-next { right: 0.5rem; }

    .contact-info-list { grid-template-columns: 1fr; }

    .contact-form-panel { padding: 2rem 1.5rem; }
    .contact-info-panel { padding: 2rem 1.5rem; }
}

/* --- 600px --- */
@media (max-width: 600px) {
    .contact-info-list { grid-template-columns: 1fr; }
    .contact-form-panel { padding: 2rem 1.5rem; }
    .contact-info-panel { padding: 2rem 1.5rem; }
}

/* --- 480px --- */
@media (max-width: 480px) {
    .nav-logo-img  { height: 45px; }
    .nav-container { padding: 0.25rem 0.75rem; }

    .nav-menu {
        top: 70px;
        padding: 1.5rem;
        gap: 1.25rem;
    }

    .nav-cta {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }

    .hero { padding: 4.5rem 1rem 2.5rem; }

    .hero-content { padding: 1.5rem 1rem; }
    .hero-title   { font-size: 1.75rem; }
    .hero-subtitle { font-size: 0.6875rem; }
    .hero-description { font-size: 0.875rem; }

    .btn { padding: 0.875rem 1.5rem; font-size: 0.9375rem; }

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

    .about-stats-mini {
        flex-direction: column;
        gap: 1rem;
    }

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

    .carousel-3d-wrapper { height: 300px; }

    .carousel-3d-slide {
        width: 230px;
        height: 210px;
    }

    .carousel-section { padding: 3rem 0 4rem; }

    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .footer { padding: 0; }
}