/* PRAHA */

:root {
    --color-bg-primary: #0A0A0C;
    --color-bg-secondary: #111114;
    --color-bg-elevated: #18181C;
    --color-bg-light: #F5F3EF;
    --color-bg-cream: #EDE8E0;

    --color-text-primary: #F0EDE8;
    --color-text-secondary: rgba(240, 237, 232, 0.55);
    --color-text-dark: #1A1A1E;
    --color-text-dark-muted: rgba(26, 26, 30, 0.55);

    --color-accent: #C5A880;
    --color-accent-warm: #D4B896;
    --color-accent-glow: rgba(197, 168, 128, 0.15);
    --color-accent-deep: #A88B65;

    --font-heading: 'Roboto', serif;
    --font-body: 'Roboto', sans-serif;

    --spacing-section: 160px;
    --spacing-section-mobile: 100px;
    --container-padding: 6vw;

    --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 1.4s var(--ease-expo);
    --transition-medium: 0.7s var(--ease-expo);
    --transition-fast: 0.35s ease;

    --glass-bg: rgba(15, 15, 18, 0.45);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: 24px;
}

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

::selection {
    background: var(--color-accent);
    color: var(--color-bg-primary);
}

html {
    scroll-behavior: smooth;
    background-color: var(--color-bg-primary);
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    position: relative;
    cursor: default;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.03;
    z-index: 10000;
    pointer-events: none;
    mix-blend-mode: overlay;
}

/* .cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transition: transform 0.15s ease, opacity 0.15s ease;
    mix-blend-mode: difference;
}

.cursor-ring {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(197, 168, 128, 0.4);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
}

.cursor-ring.hover {
    width: 60px;
    height: 60px;
    border-color: var(--color-accent);
} */

/* TYPOGRAPHY */
h1,
h2,
h3,
h4,
.logo,
.hero-title {
    font-family: var(--font-heading);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
}

.large-text {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    letter-spacing: 0em;
}

p {
    font-weight: 300;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast), opacity var(--transition-fast);
    cursor: pointer;
}

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

img {
    width: 10rem;
}

/* LAYOUT */
.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

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

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

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 80px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--glass-border);
}

.section-header span {
    font-family: var(--font-body);
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-accent);
}

/* HEADER */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 35px var(--container-padding);
    z-index: 100;
    mix-blend-mode: difference;
    color: white;
    transition: transform var(--transition-medium),
        background-color var(--transition-medium),
        mix-blend-mode var(--transition-medium),
        padding var(--transition-medium);
}

#main-header.scrolled {
    background-color: rgba(10, 10, 12, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: var(--color-text-primary);
    mix-blend-mode: normal;
    padding: 18px var(--container-padding);
    box-shadow: 0 1px 0 var(--glass-border);
}

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

.logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: opacity var(--transition-fast);
}

.logo img:hover {
    opacity: 0.7;
}

/* Mobile Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 35px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 1px;
    background-color: white;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 50px;
    align-items: center;
}

.main-nav a {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    position: relative;
    padding-bottom: 5px;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--color-accent);
    transition: width var(--transition-medium);
}

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

.main-nav .social-nav {
    display: flex;
    gap: 20px;
    align-items: center;
}

.main-nav .social-nav a {
    padding-bottom: 0;
    line-height: 0;
}

.main-nav .social-nav a::after {
    display: none;
}

.social-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.main-nav .social-nav a:hover .social-icon {
    transform: scale(1.15);
    color: var(--color-accent);
}

/* PAGE LOADER */
.page-loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: var(--color-bg-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.page-loader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-line {
    width: 120px;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.loader-line::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: var(--color-accent);
    animation: loadProgress 2s var(--ease-expo) forwards;
}

@keyframes loadProgress {
    0% {
        width: 0%;
    }

    100% {
        width: 100%;
    }
}

.loader-text {
    font-family: var(--font-heading);
    font-size: 11px;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-top: 24px;
}

/* HERO SECTION */
#hero {
    height: 100vh;
    height: 100dvh;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 var(--container-padding);
    color: var(--color-text-primary);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to top, rgba(10, 10, 12, 1) 0%, rgba(10, 10, 12, 0.6) 30%, rgba(10, 10, 12, 0.3) 60%, rgba(10, 10, 12, 0.5) 100%),
        url('../img/casa-h.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
    transform: scale(1.1);
    will-change: transform;
}

.hero-content {
    max-width: 1200px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(3.5rem, 9vw, 9rem);
    line-height: 0.95;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: #fff;
    overflow: hidden;
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.hero-title .line-inner {
    display: block;
    transform: translateY(110%);
    animation: revealLine 1.2s var(--ease-expo) forwards;
}

.hero-title .line:nth-child(2) .line-inner {
    animation-delay: 0.15s;
}

@keyframes revealLine {
    to {
        transform: translateY(0);
    }
}

/* */
.hero-question {
    font-family: var(--font-body);
    font-size: clamp(1rem, 1.8vw, 1.35rem);
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-top: 35px;
    max-width: 500px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s ease forwards;
    animation-delay: 0.8s;
    letter-spacing: 0.02em;
    line-height: 1.7;
}

.hero-question em {
    color: var(--color-accent);
    font-style: normal;
    font-weight: 400;
}

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

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-top: 50px;
    opacity: 0;
    animation: fadeUp 1s ease forwards;
    animation-delay: 1.1s;
}

.hero-bottom {
    position: absolute;
    bottom: 50px;
    left: var(--container-padding);
    right: var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 2;
}

.hero-subtitle {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    font-family: var(--font-body);
    color: var(--color-text-secondary);
}

.hero-scroll {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    font-family: var(--font-body);
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-scroll::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--color-accent);
    display: inline-block;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        width: 30px;
    }

    50% {
        opacity: 1;
        width: 50px;
    }
}

.emotional-section {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
}

.emotional-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.emotional-eyebrow {
    font-family: var(--font-body);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    color: var(--color-accent);
    margin-bottom: 40px;
}

.emotional-headline {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3.8rem);
    line-height: 1.2;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 35px;
}

.emotional-headline em {
    font-style: normal;
    color: var(--color-accent);
    position: relative;
}

.emotional-body {
    font-size: clamp(1.05rem, 1.5vw, 1.2rem);
    line-height: 1.85;
    color: var(--color-text-secondary);
    max-width: 680px;
    margin: 0 auto 50px;
    font-weight: 300;
}

.emotional-section::before {
    content: '';
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.stats-bar {
    padding: 80px 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-family: var(--font-heading);
    color: var(--color-accent);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.vision-section {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-primary);
    position: relative;
}

.vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}

.vision-text {
    max-width: 520px;
}

.vision-eyebrow {
    font-family: var(--font-body);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    color: var(--color-accent);
    margin-bottom: 30px;
}

.vision-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-primary);
    margin-bottom: 30px;
    line-height: 1.2;
}

.vision-description {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--color-text-secondary);
    font-weight: 300;
    margin-bottom: 20px;
}

.vision-list {
    list-style: none;
    margin-top: 35px;
}

.vision-list li {
    padding: 18px 0;
    border-bottom: 1px solid var(--glass-border);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: color var(--transition-fast);
}

.vision-list li:hover {
    color: var(--color-text-primary);
}

.vision-list li::before {
    content: '';
    width: 20px;
    height: 1px;
    background: var(--color-accent);
    flex-shrink: 0;
}

.vision-image-stack {
    position: relative;
    height: 600px;
}

.vision-image-stack .img-back {
    position: absolute;
    top: 0;
    right: 0;
    width: 75%;
    height: 80%;
    object-fit: cover;
    filter: grayscale(100%) brightness(0.6);
    border-radius: 2px;
}

.vision-image-stack .img-front {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 65%;
    height: 70%;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.vision-image-stack .accent-line {
    position: absolute;
    bottom: 15%;
    right: 10%;
    width: 80px;
    height: 1px;
    background: var(--color-accent);
    z-index: 3;
}

#projects {
    position: relative;
}

#projects.light-section .section-header {
    border-bottom-color: rgba(0, 0, 0, 0.06);
}

.projects-intro {
    max-width: 600px;
    margin-bottom: 60px;
}

.projects-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-dark-muted);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 80px 60px;
}

.project-card {
    cursor: pointer;
}

.project-image-wrapper {
    overflow: hidden;
    margin-bottom: 30px;
    aspect-ratio: 3/4;
    position: relative;
    border-radius: 2px;
}

.project-image-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.05) 50%, transparent 100%);
    transition: opacity var(--transition-medium);
    z-index: 2;
}

.project-card:hover .project-image-wrapper::after {
    opacity: 0.3;
}

.project-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.8s var(--ease-expo), filter 1s ease;
    filter: grayscale(70%) brightness(0.9);
}

.project-card:hover .project-image-wrapper img {
    transform: scale(1.08);
    filter: grayscale(0%) brightness(1);
}

.project-info {
    position: relative;
}

.project-info h3 {
    font-size: 1.6rem;
    margin-bottom: 8px;
    color: var(--color-text-dark);
    transition: color var(--transition-fast);
}

.project-card:hover .project-info h3 {
    color: var(--color-accent-deep);
}

.dark-section .project-info h3 {
    color: var(--color-text-primary);
}

.project-info p {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-text-dark-muted);
    font-weight: 500;
}

.dark-section .project-info p {
    color: var(--color-accent);
}

.project-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3;
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay span {
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(8px);
    color: var(--color-accent);
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    padding: 14px 28px;
    border: 1px solid var(--color-accent);
}

/* .testimonial-section {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-secondary);
    position: relative;
    overflow: hidden;
}

.testimonial-section::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-heading);
    font-size: 25rem;
    color: rgba(197, 168, 128, 0.04);
    pointer-events: none;
    line-height: 1;
}

.testimonial-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.testimonial-quote {
    font-family: var(--font-heading);
    font-size: clamp(1.3rem, 2.5vw, 2rem);
    line-height: 1.6;
    color: var(--color-text-primary);
    margin-bottom: 40px;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.testimonial-author {
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-accent);
} */

/* Proceso de trabajo  */
.glass-panel-container {
    background-image:
        linear-gradient(to bottom, rgba(10, 10, 12, 0.94), rgba(10, 10, 12, 0.98)),
        url('../img/casa-h.png');
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.glass-panel-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(197, 168, 128, 0.04) 0%, transparent 50%);
    animation: rotateGradient 30s linear infinite;
    z-index: 0;
    pointer-events: none;
}

@keyframes rotateGradient {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 80px var(--container-padding);
    position: relative;
    z-index: 1;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
}

.approach-item {
    padding: 55px 40px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    transition: transform var(--transition-medium),
        box-shadow var(--transition-medium),
        background var(--transition-medium),
        border-color var(--transition-medium);
}

.approach-item.glass-card {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--glass-border);
}

.approach-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(197, 168, 128, 0.15);
}

.approach-number {
    font-family: var(--font-heading);
    color: var(--color-accent);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.approach-text h3 {
    font-size: 1.5rem;
    margin-bottom: 18px;
    color: var(--color-text-primary);
}

.approach-text p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.step-icon {
    margin-bottom: 15px;
}

.step-icon svg {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
}

.cta-section {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    bottom: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse, var(--color-accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

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

.cta-eyebrow {
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 30px;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 4rem);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-primary);
    margin-bottom: 25px;
    line-height: 1.15;
}

.cta-body {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 550px;
    margin: 0 auto 50px;
    font-weight: 300;
    line-height: 1.8;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 44px;
    background: var(--color-accent);
    color: var(--color-bg-primary);
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    border: 1px solid var(--color-accent);
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-bg-primary);
    transform: translateY(101%);
    transition: transform var(--transition-medium);
}

.btn-primary:hover {
    color: var(--color-accent);
    box-shadow: 0 15px 40px rgba(197, 168, 128, 0.2);
}

.btn-primary:hover::before {
    transform: translateY(0);
}

.btn-primary span {
    position: relative;
    z-index: 1;
}

.btn-primary svg {
    position: relative;
    z-index: 1;
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
    padding: 10px 0;
    border: none;
    background: none;
}

.btn-ghost::after {
    content: '';
    width: 30px;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
}

.btn-ghost:hover {
    color: var(--color-accent);
}

.btn-ghost:hover::after {
    width: 50px;
}

.mt-8 {
    margin-top: 2rem;
}

.catalog-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.btn {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 320px;
    height: 220px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    transition: transform var(--transition-medium), background-color var(--transition-medium), box-shadow var(--transition-medium);
    cursor: pointer;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-accent);
    transform: translateY(100%);
    transition: transform var(--transition-medium);
    z-index: 0;
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border-color: var(--color-accent);
}

.btn:hover::before {
    transform: translateY(0);
}

.btn-premium {
    background-color: var(--color-bg-light);
    color: var(--color-bg-primary);
}

.btn-premium p {
    color: var(--color-text-dark-muted) !important;
}

.btn-premium:hover,
.btn-premium:hover p {
    color: white !important;
}

.btn-select {
    background-color: transparent;
    color: var(--color-text-primary);
}

.btn-select p {
    color: var(--color-text-secondary) !important;
}

.btn-select:hover,
.btn-select:hover p {
    color: var(--color-bg-primary) !important;
}

.btn span,
.btn p {
    position: relative;
    z-index: 1;
}

.p-select,
.p-premium {
    font-family: var(--font-body);
    font-size: 10px;
    margin-top: 15px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

#catalog-hero {
    height: 90vh;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    padding: 0 var(--container-padding);
    position: relative;
    overflow: hidden;
}

.catalog-hero-content {
    max-width: 900px;
    margin-top: 100px;
    z-index: 2;
}

.catalog-hero-content .large-text {
    margin-bottom: 20px;
    color: var(--color-text-primary);
}

.catalog-hero-content p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 60px;
    font-weight: 300;
}

#secondary-nav {
    position: fixed;
    top: 90px;
    left: 0;
    width: 100%;
    z-index: 99;
    display: flex;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-medium), transform var(--transition-medium);
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

#secondary-nav.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.nav-btn {
    flex: 1;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.25em;
    font-weight: 600;
    transition: background-color var(--transition-medium), color var(--transition-medium);
    font-family: var(--font-body);
}

.nav-btn-premium {
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
}

.nav-btn-premium:hover {
    background-color: #E2E2E2;
}

.nav-btn-select {
    background-color: var(--color-bg-primary);
    color: var(--color-accent);
}

.nav-btn-select:hover {
    background-color: #111;
}

#contact {
    padding-bottom: 60px;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
}

.footer-grid {
    display: grid;
    padding: 8rem 0;
    grid-template-columns: 1.5fr 1fr;
    gap: 100px;
    border-top: 1px solid var(--glass-border);
}

.footer-left h2 {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: 40px;
    max-width: 600px;
}

.footer-email {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    color: var(--color-accent);
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.footer-email::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(1);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

.footer-email:hover::after {
    transform: scaleX(0);
}

.footer-right {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    padding-top: 20px;
}

.footer-col h4 {
    font-family: var(--font-body);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: 25px;
    color: var(--color-text-secondary);
}

.footer-col li {
    list-style: none;
    margin-bottom: 14px;
}

.footer-col a {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-primary);
    opacity: 0.7;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-accent);
    opacity: 1;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-body);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-text-secondary);
    border-top: 1px solid var(--glass-border);
    padding-top: 40px;
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 35px;
    right: 35px;
    background: #25D366;
    color: #FFF;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.35);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.whatsapp-float:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
    color: #FFF;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-80px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(80px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.scale-reveal {
    opacity: 0;
    transform: scale(0.92);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.scale-reveal.visible {
    opacity: 1;
    transform: scale(1);
}

.stagger-children>* {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-expo), transform 0.8s var(--ease-expo);
}

.stagger-children.visible>*:nth-child(1) {
    transition-delay: 0.05s;
}

.stagger-children.visible>*:nth-child(2) {
    transition-delay: 0.15s;
}

.stagger-children.visible>*:nth-child(3) {
    transition-delay: 0.25s;
}

.stagger-children.visible>*:nth-child(4) {
    transition-delay: 0.35s;
}

.stagger-children.visible>* {
    opacity: 1;
    transform: translateY(0);
}

[data-parallax] {
    will-change: transform;
}

.marquee-section {
    padding: 45px 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    overflow: hidden;
    position: relative;
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 40s linear infinite;
}

.marquee-item {
    flex-shrink: 0;
    padding: 0 60px;
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(240, 237, 232, 0.08);
    white-space: nowrap;
    user-select: none;
}

.marquee-item .dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    margin: 0 40px;
    vertical-align: middle;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

@media (max-width: 1024px) {
    .projects-grid {
        gap: 60px 40px;
    }

    .catalog-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 400px;
        height: 180px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 60px;
        padding: 5rem 0;
    }

    .vision-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .vision-image-stack {
        height: 400px;
    }

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

@media (max-width: 768px) {
    :root {
        --spacing-section: 100px;
    }

    .projects-grid,
    .stats-grid,
    .approach-grid {
        grid-template-columns: 1fr;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100vw;
        height: 100vh;
        background-color: rgba(10, 10, 12, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        display: flex;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-medium);
        z-index: 1000;
        mix-blend-mode: normal;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 2.5rem;
    }

    .main-nav a {
        font-size: 1.3rem;
        letter-spacing: 0.15em;
        color: white;
    }

    .hero-title {
        font-size: clamp(2.5rem, 12vw, 4.5rem);
    }

    .project-image-wrapper {
        aspect-ratio: 4/5;
    }

    .footer-right {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .whatsapp-float {
        width: 52px;
        height: 52px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }

    .vision-image-stack {
        height: 350px;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .emotional-section::before {
        width: 300px;
        height: 300px;
    }

    .cursor-dot,
    .cursor-ring {
        display: none !important;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-section: 80px;
        --container-padding: 7vw;
    }

    .hero-title {
        font-size: clamp(2rem, 11vw, 3rem);
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-bg {
        transform: none !important;
    }

    .fade-in-up,
    .reveal-left,
    .reveal-right,
    .scale-reveal {
        opacity: 1;
        transform: none;
    }

    .cursor-dot,
    .cursor-ring {
        display: none !important;
    }
}