/* ============================================
   UBILLUS & PARTNERS - PREMIUM LANDING PAGE
   Design System & Styles
   ============================================ */

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

:root {
    /* Color Palette - Brand Manual */
    --color-bg-primary: #181f3a;
    --color-bg-secondary: #1a2340;
    --color-bg-card: rgba(37, 65, 227, 0.08);
    --color-accent: #d1a174;
    --color-accent-hover: #ddb388;
    --color-accent-dark: #b8895f;
    --color-accent-light: #e5c9a8;
    --color-blue-primary: #1851c0;
    --color-blue-secondary: #2541e3;
    --color-gold: #d1a174;
    --color-text-primary: #ffffff;
    --color-text-secondary: #e0e0e0;
    --color-text-muted: #a0a0a0;
    --color-border: rgba(209, 161, 116, 0.2);
    --color-success: #4ade80;
    --color-error: #f87171;

    /* Typography - Elegant & Professional */
    --font-heading: 'Playfair Display', serif;
    --font-subheading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
    --radius-full: 9999px;

    /* Shadows - Enhanced */
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(209, 161, 116, 0.4);
    --shadow-glow-strong: 0 0 50px rgba(209, 161, 116, 0.6);

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: 400;
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-text-primary);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-accent);
}

p {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* === LAYOUT === */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-dark {
    background-color: var(--color-bg-secondary);
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 0 30px rgba(255, 140, 0, 0.5);
}

.btn-primary:active {
    transform: translateY(0) scale(1);
}

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

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    transform: translateY(-2px);
}

/* === CARDS === */
.card {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.card-glass {
    background: rgba(26, 26, 26, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* === HEADER/NAVIGATION === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(24, 31, 58, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 45px;
    width: auto;
    transition: all var(--transition-normal);
}

/* === HERO SECTION === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 109px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 140, 0, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-subtitle {
    font-size: clamp(0.95rem, 1.8vw, 1.125rem);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    font-family: var(--font-subheading);
    letter-spacing: 0.02em;
}

.hero-video {
    margin: var(--spacing-lg) auto;
    max-width: 800px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-video video {
    width: 100%;
    height: auto;
    display: block;
}

/* === SOCIAL PROOF === */
.social-proof {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.proof-stat {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.proof-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-heading);
}

.proof-label {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

/* === TESTIMONIAL === */
.testimonial-card {
    background: var(--color-bg-card);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) auto;
    max-width: 700px;
}

.testimonial-text {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-accent);
    font-size: 1.125rem;
}

.testimonial-detail {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* === CHECKLIST SECTION === */
.checklist {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.checklist-item:hover {
    background: rgba(255, 140, 0, 0.05);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.checklist-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.checklist-icon.check {
    color: #4ade80;
}

.checklist-icon.cross {
    color: #f87171;
}

.checklist-text {
    color: var(--color-text-secondary);
    font-size: 1rem;
}

/* === METHODOLOGY SECTION === */
.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.method-step {
    position: relative;
    text-align: center;
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.method-step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
    border-color: var(--color-accent);
}

.step-number {
    display: inline-block;
    width: 80px;
    height: 80px;
    line-height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-text-primary);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-glow);
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.step-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* === CAROUSEL === */
.carousel {
    position: relative;
    overflow: hidden;
    margin: var(--spacing-lg) auto;
    max-width: 800px;
}

.large-carousel {
    max-width: 1000px;
    /* Wider for better video display */
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
    gap: var(--spacing-md);
}

.carousel-item {
    flex: 0 0 100%;
    min-width: 100%;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-dot.active {
    background: var(--color-accent);
    transform: scale(1.3);
}

/* === PHOTO GRID === */
.photo-grid {
    display: grid;
    /* Default fallback */
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

#confianza .photo-grid {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    #confianza .photo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    #confianza .photo-grid {
        grid-template-columns: 1fr;
    }
}

.photo-grid img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.photo-grid img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* === ABOUT SECTION === */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: start;
    margin-top: var(--spacing-lg);
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 100px;
    /* Adjust based on header height */
    z-index: 10;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-text ul {
    list-style: none;
    margin-top: var(--spacing-md);
}

.about-text li {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background: var(--color-bg-card);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius-sm);
}

/* === FAQ SECTION === */
.faq-container {
    max-width: 800px;
    margin: var(--spacing-lg) auto;
}

.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-question {
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background: rgba(255, 140, 0, 0.1);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--color-accent);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
}

/* === VIDEO PLAYER === */
.video-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: #000;
}

.video-wrapper video {
    width: 100%;
    height: auto;
    display: block;
}

/* === MEDIA SLIDER === */
.media-carousel-container {
    overflow: hidden;
    width: 100%;
    margin-top: var(--spacing-md);
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.media-track {
    display: flex;
    gap: var(--spacing-md);
    width: max-content;
    /* Animation will be handled by JS for better control or CSS if duplicated */
}

.media-item {
    flex: 0 0 300px;
    /* Fixed width for consistent sliding */
    height: 200px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.media-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.media-item:hover img {
    transform: scale(1.1);
}


/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, rgba(255, 140, 0, 0.1) 100%);
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 140, 0, 0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.cta-content {
    position: relative;
    z-index: 2;
}

/* === BOOKING SECTION === */
.booking-section {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 700px;
    margin: var(--spacing-lg) auto;
    border: 1px solid var(--color-border);
}

.warning-box {
    background: rgba(255, 140, 0, 0.1);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
}

.warning-box h4 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

/* === ANIMATIONS === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }

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

    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
        /* 2 cols on tablet/mobile usually better than tiny 150px columns */
    }

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

    .section {
        padding: var(--spacing-md) 0;
    }

    .about-image {
        position: static;
        margin-bottom: var(--spacing-md);
    }
}

/* === UTILITY CLASSES === */
.text-center {
    text-align: center;
}

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

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

/* === VIDEO POPUP MODAL === */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
}

.video-modal.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-glow-strong);
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.video-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 140, 0, 0.9);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.video-modal-close:hover {
    background: var(--color-accent-hover);
    transform: rotate(90deg) scale(1.1);
}

.video-modal video {
    width: 100%;
    height: auto;
    display: block;
    background: #000;
}

/* Video Thumbnail with Play Button */
.video-thumbnail {
    position: relative;
    cursor: pointer;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-secondary);
    transition: all var(--transition-normal);
}

.video-thumbnail:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.video-thumbnail-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.video-thumbnail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.video-thumbnail:hover .video-thumbnail-overlay {
    background: linear-gradient(to bottom, transparent 0%, rgba(255, 140, 0, 0.3) 100%);
}

.video-play-button {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow-strong);
    transition: all var(--transition-normal);
}

.video-thumbnail:hover .video-play-button {
    transform: scale(1.15);
    box-shadow: 0 0 60px rgba(255, 140, 0, 0.8);
}

.video-play-button i {
    font-size: 40px;
    color: white;
    margin-left: 5px;
}

.video-thumbnail-title {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--font-subheading);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

/* === CONTACT FORM === */
.contact-form {
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 600px;
    margin: var(--spacing-md) auto;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
    font-weight: 500;
    font-family: var(--font-subheading);
    font-size: 0.95rem;
}

.form-group label i {
    margin-right: 8px;
    color: var(--color-accent);
}

.form-control {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(255, 140, 0, 0.1);
}

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

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

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ff8c00' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.form-checkbox label {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.form-submit {
    width: 100%;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-family: var(--font-subheading);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-glow);
    margin-top: var(--spacing-sm);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-strong);
}

.form-submit:active {
    transform: translateY(0);
}

.form-submit i {
    margin-left: 8px;
}

/* Form Success/Error Messages */
.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    display: none;
}

.form-message.success {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.form-message.error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.form-message.show {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === ENHANCED MOBILE RESPONSIVE === */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    h1 {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
        line-height: 1.3;
    }

    h2 {
        font-size: clamp(1.5rem, 5.5vw, 2rem);
        line-height: 1.3;
    }

    h3 {
        font-size: clamp(1.25rem, 4.5vw, 1.75rem);
    }

    p {
        font-size: clamp(0.95rem, 3.5vw, 1.125rem);
        line-height: 1.6;
    }

    .btn {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
        width: auto;
        max-width: 280px;
        margin: 0 auto;
        display: inline-block;
    }

    .logo {
        height: 38px;
    }

    .hero-subtitle {
        font-size: clamp(0.875rem, 3.5vw, 1rem);
        margin-bottom: var(--spacing-sm);
    }

    /* Header mobile optimization */
    .header {
        padding: 0.75rem 0;
    }

    .header .btn {
        padding: 0.65rem 1.25rem;
        font-size: 0.9rem;
        max-width: 160px;
        white-space: nowrap;
    }

    .nav {
        gap: 1rem;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .methodology-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-xs);
    }

    .photo-grid img {
        height: 180px;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .video-thumbnail-image {
        height: 250px;
    }

    .video-play-button {
        width: 70px;
        height: 70px;
    }

    .video-play-button i {
        font-size: 28px;
    }

    .video-modal-content {
        width: 95%;
        margin: var(--spacing-sm);
    }

    .video-modal-close {
        width: 40px;
        height: 40px;
        font-size: 20px;
        top: 10px;
        right: 10px;
    }

    .step-number {
        width: 60px;
        height: 60px;
        line-height: 60px;
        font-size: 1.5rem;
    }

    .proof-number {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .testimonial-text {
        font-size: 1.1rem;
    }

    .cta-section {
        padding: var(--spacing-md);
    }

    .booking-section,
    .contact-form {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    h1 {
        font-size: clamp(1.5rem, 6.5vw, 2rem);
        line-height: 1.25;
        margin-bottom: 1rem;
    }

    h2 {
        font-size: clamp(1.35rem, 5vw, 1.75rem);
        line-height: 1.3;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
        font-weight: 600;
        max-width: 260px;
        border-radius: var(--radius-sm);
    }

    .hero-subtitle {
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .logo {
        height: 35px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .faq-question {
        padding: var(--spacing-sm);
        font-size: 0.95rem;
    }

    .form-control {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }

    .form-submit {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
}

/* === LOADING SPINNER === */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* === SCROLL TO TOP BUTTON === */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-glow);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow-strong);
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
}