/**
 * Консалтинг-блог Landing Page
 * Color Scheme: Professional Consulting (Teal + Dark Navy)
 * CHANGE_FONT_HERE: Google Font - Raleway
 * 
 * Color Palette:
 * --color-primary: #14B8A6 (Teal)
 * --color-secondary: #0F172A (Dark Navy)
 * --color-background: #020617 (Almost Black)
 * --color-text: #F1F5F9 (Light Gray)
 * --color-accent: #6366F1 (Indigo)
 */

/* ================================
   CSS Variables / Custom Properties
   ================================ */
:root {
    /* Colors */
    --color-primary: #14B8A6;
    --color-primary-dark: #0D9488;
    --color-primary-light: #5EEAD4;
    --color-secondary: #0F172A;
    --color-secondary-dark: #020617;
    --color-background: #020617;
    --color-surface: #1E293B;
    --color-text: #F1F5F9;
    --color-text-muted: #94A3B8;
    --color-accent: #6366F1;
    --color-accent-light: #A5B4FC;
    --color-error: #F87171;
    --color-success: #4ADE80;
    --color-overlay: rgba(2, 6, 23, 0.9);

    /* Typography */
    --font-family: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 2.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(20, 184, 166, 0.3);
    --shadow-glow-accent: 0 0 30px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-Index */
    --z-header: 100;
    --z-modal: 200;
    --z-cookie: 150;
}

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

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

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

body.modal-open,
body.menu-open {
    overflow: hidden;
}

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

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

button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    z-index: 999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-md);
}

/* ================================
   Layout & Container
   ================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* ================================
   Typography
   ================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    color: var(--color-text);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-4xl);
    }
}

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    font-size: var(--font-size-base);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

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

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

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(20, 184, 166, 0.5);
}

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

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-secondary);
}

.btn--small {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.btn--full {
    width: 100%;
}

.btn__loader {
    display: none;
}

.btn.loading .btn__text {
    visibility: hidden;
}

.btn.loading .btn__loader {
    display: block;
    position: absolute;
}

.spinner {
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.link-button {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.link-button:hover {
    color: var(--color-primary-light);
}

/* ================================
   Header
   ================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background: rgba(15, 15, 26, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(20, 184, 166, 0.1);
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(15, 15, 26, 0.95);
    box-shadow: var(--shadow-lg);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.header__logo-icon {
    width: 36px;
    height: 36px;
}

.header__nav {
    display: none;
}

.header__nav-list {
    display: flex;
    gap: var(--spacing-xl);
}

.header__nav-link {
    font-weight: 500;
    color: var(--color-text);
    position: relative;
    padding: var(--spacing-sm) 0;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.header__nav-link:hover {
    color: var(--color-primary);
}

.header__nav-link:hover::after {
    width: 100%;
}

/* Burger Menu */
.header__burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 0;
    z-index: 10;
}

.header__burger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(2) {
    opacity: 0;
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (min-width: 1024px) {
    .header__nav {
        display: block;
    }

    .header__burger {
        display: none;
    }
}

/* Mobile Nav */
@media (max-width: 1023px) {
    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-secondary);
        padding: 100px var(--spacing-xl) var(--spacing-xl);
        transition: right var(--transition-base);
        box-shadow: var(--shadow-xl);
    }

    .header__nav.active {
        display: block;
        right: 0;
    }

    .header__nav-list {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .header__nav-link {
        font-size: var(--font-size-xl);
        display: block;
    }
}

/* ================================
   Hero Section
   ================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 0 var(--spacing-4xl);
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-background) 50%, var(--color-surface) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(20, 184, 166, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero__container {
    display: grid;
    gap: var(--spacing-3xl);
    position: relative;
    z-index: 1;
}

.hero__content {
    text-align: center;
}

.hero__badge {
    display: inline-block;
    background: rgba(20, 184, 166, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    border: 1px solid rgba(20, 184, 166, 0.3);
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(20, 184, 166, 0.4);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(20, 184, 166, 0);
    }
}

.hero__title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 50%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero__cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero__note {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    background: rgba(20, 184, 166, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    display: inline-block;
}

.hero__visual {
    display: flex;
    justify-content: center;
}

.hero__card {
    position: relative;
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--color-surface);
    box-shadow: var(--shadow-xl);
}

.hero__card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-2xl);
    z-index: -1;
    opacity: 0.5;
    filter: blur(15px);
    animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        opacity: 0.3;
    }

    to {
        opacity: 0.7;
    }
}

.hero__image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

/* Hero Elements - Animated Stats & Chart */
.hero__elements {
    position: relative;
    width: 100%;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__stat-card {
    position: absolute;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(20, 184, 166, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite;
    z-index: 2;
}

.hero__stat-card--1 {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.hero__stat-card--2 {
    top: 50%;
    right: 0;
    animation-delay: 1s;
}

.hero__stat-card--3 {
    bottom: 10%;
    left: 15%;
    animation-delay: 2s;
}

@keyframes float {

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

    50% {
        transform: translateY(-15px);
    }
}

.hero__stat-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hero__stat-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-secondary);
}

.hero__stat-content {
    display: flex;
    flex-direction: column;
}

.hero__stat-value {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.2;
}

.hero__stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.hero__chart {
    position: relative;
    width: 100%;
    max-width: 350px;
    z-index: 1;
}

.hero__chart-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(20, 184, 166, 0.3));
}

.hero__chart-line {
    stroke-dasharray: 500;
    stroke-dashoffset: 500;
    animation: drawLine 2s ease-out forwards;
}

.hero__chart-dot {
    opacity: 0;
    animation: fadeIn 0.5s ease-out 1.8s forwards;
    filter: drop-shadow(0 0 10px var(--color-primary));
}

@keyframes drawLine {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Floating Shapes */
.hero__shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    z-index: 0;
}

.hero__shape--1 {
    width: 200px;
    height: 200px;
    background: var(--color-primary);
    top: -20%;
    right: -10%;
    animation: pulse-shape 4s ease-in-out infinite;
}

.hero__shape--2 {
    width: 150px;
    height: 150px;
    background: var(--color-accent);
    bottom: 0;
    left: -5%;
    animation: pulse-shape 5s ease-in-out infinite 1s;
}

.hero__shape--3 {
    width: 80px;
    height: 80px;
    background: var(--color-primary-light);
    top: 40%;
    right: 20%;
    animation: pulse-shape 3s ease-in-out infinite 0.5s;
}

@keyframes pulse-shape {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.2;
    }
}

@media (min-width: 768px) {
    .hero__title {
        font-size: var(--font-size-4xl);
    }

    .hero__cta {
        flex-direction: row;
        justify-content: center;
    }

    .hero__elements {
        min-height: 450px;
    }

    .hero__stat-card--1 {
        left: 0;
    }

    .hero__stat-card--2 {
        right: -5%;
    }

    .hero__stat-card--3 {
        left: 5%;
    }
}

@media (min-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    .hero__content {
        text-align: left;
    }

    .hero__subtitle {
        margin-left: 0;
    }

    .hero__cta {
        justify-content: flex-start;
    }

    .hero__title {
        font-size: var(--font-size-5xl);
    }

    .hero__card {
        max-width: 500px;
    }

    .hero__elements {
        min-height: 500px;
    }
}

/* ================================
   About Section
   ================================ */
.about {
    padding: var(--spacing-4xl) 0;
    background: var(--color-background);
}

.about__grid {
    display: grid;
    gap: var(--spacing-lg);
}

.about__card {
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-secondary) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(20, 184, 166, 0.1);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.about__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.about__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(20, 184, 166, 0.3);
}

.about__card:hover::before {
    transform: scaleX(1);
}

.about__card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-glow);
}

.about__card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-secondary);
}

.about__card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.about__card-text {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
}

@media (min-width: 768px) {
    .about__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .about__grid {
        grid-template-columns: repeat(4, 1fr);
        padding-top: var(--spacing-4xl);
    }

    .about__card:nth-child(even) {
        transform: translateY(-40px);
    }

    .about__card:hover {
        transform: translateY(-50px) scale(1.05);
    }
}

/* ================================
   Services Section
   ================================ */
.services {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--color-background) 0%, var(--color-secondary) 100%);
}

/* Services List - Modern Horizontal Structure */
.services__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.services__item {
    background: rgba(30, 41, 59, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    display: grid;
    grid-template-columns: 80px 1fr auto;
    align-items: center;
    gap: var(--spacing-2xl);
    border: 1px solid rgba(20, 184, 166, 0.1);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.services__item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.services__item:hover {
    transform: translateX(15px);
    background: rgba(30, 41, 59, 0.6);
    border-color: rgba(20, 184, 166, 0.3);
    box-shadow: var(--shadow-xl);
}

.services__item:hover::before {
    opacity: 1;
}

.services__item-number {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: var(--color-primary);
    opacity: 0.05;
    line-height: 1;
    position: absolute;
    right: 30px;
    top: -10px;
    pointer-events: none;
}

.services__item-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.1), rgba(99, 102, 241, 0.1));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    box-shadow: inset 0 0 20px rgba(20, 184, 166, 0.05);
}

.services__item-icon svg {
    width: 36px;
    height: 36px;
}

.services__item-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.services__item-tag {
    font-size: var(--font-size-xs);
    color: var(--color-accent-light);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.15em;
}

.services__item-title {
    font-size: var(--font-size-3xl);
    margin: 0;
    background: linear-gradient(to right, #fff, var(--color-primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.services__item-text {
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    line-height: 1.6;
    max-width: 650px;
}

.services__item-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid rgba(20, 184, 166, 0.2);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.services__item:hover .services__item-btn {
    background: var(--color-primary);
    color: var(--color-secondary);
    transform: rotate(-45deg);
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(20, 184, 166, 0.4);
}

@media (max-width: 991px) {
    .services__item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
        padding: var(--spacing-2xl) var(--spacing-xl);
    }

    .services__item-icon {
        margin: 0 auto;
    }

    .services__item-btn {
        margin: 0 auto;
    }

    .services__item-text {
        margin: 0 auto;
    }

    .services__item:hover {
        transform: translateY(-10px);
    }
}

/* End of Services Section */

/* ================================
   Reviews Section
   ================================ */
.reviews {
    padding: var(--spacing-4xl) 0;
    background: var(--color-secondary);
}

.reviews {
    padding: var(--spacing-4xl) 0;
    background: var(--color-background);
    position: relative;
}

.reviews__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.reviews__row {
    display: flex;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.reviews__row--centered {
    justify-content: center;
}

.reviews__card {
    flex: 1;
    min-width: 300px;
    position: relative;
    transition: all var(--transition-base);
}

.reviews__card--offset {
    margin-top: var(--spacing-4xl);
}

.reviews__card-inner {
    background: rgba(30, 41, 59, 0.4);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(20, 184, 166, 0.1);
    height: 100%;
}

.reviews__card:hover {
    transform: translateY(-10px);
}

.reviews__card:hover .reviews__card-inner {
    background: rgba(30, 41, 59, 0.6);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
}

.reviews__card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.reviews__avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--color-primary);
}

.reviews__info {
    flex: 1;
    min-width: 120px;
}

.reviews__name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
}

.reviews__location {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.reviews__rating {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    letter-spacing: 2px;
}

.reviews__text {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    line-height: 1.8;
    font-style: italic;
    position: relative;
    padding-left: var(--spacing-lg);
}

.reviews__text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    opacity: 0.5;
    font-family: Georgia, serif;
}

@media (min-width: 768px) {
    .reviews__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .reviews__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ================================
   Contact Section
   ================================ */
.contact {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-background) 100%);
}

.contact__wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.contact__form {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(20, 184, 166, 0.1);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .contact__form {
        padding: var(--spacing-2xl);
    }
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.form-label--checkbox {
    display: inline;
    font-weight: 400;
}

.required {
    color: var(--color-error);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-secondary);
    border: 2px solid rgba(20, 184, 166, 0.2);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-family: inherit;
}

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

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
}

.form-input.error {
    border-color: var(--color-error);
}

.form-input--small {
    max-width: 150px;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    display: block;
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    min-height: 20px;
}

.form-hint {
    display: block;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

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

.form-checkbox {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.captcha-group {
    background: rgba(20, 184, 166, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.captcha-question {
    font-weight: 700;
    color: var(--color-primary);
}

.form-status {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: none;
}

.form-status.error {
    display: block;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.form-status.success {
    display: block;
    background: rgba(78, 203, 113, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

/* ================================
   Footer
   ================================ */
.footer {
    background: var(--color-background);
    padding: var(--spacing-4xl) 0 0;
    border-top: 1px solid rgba(20, 184, 166, 0.1);
}

.footer__container {
    display: grid;
    gap: var(--spacing-2xl);
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.footer__logo-icon {
    width: 36px;
    height: 36px;
}

.footer__description {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
    text-align: left;
    padding: 0;
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__contact-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--color-primary);
}

.footer__bottom {
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(20, 184, 166, 0.1);
    text-align: center;
}

.footer__copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .footer__container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer__container {
        grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    }
}

/* ================================
   Cookie Popup
   ================================ */
.cookie-popup {
    position: fixed;
    bottom: var(--spacing-lg);
    left: var(--spacing-md);
    right: var(--spacing-md);
    z-index: var(--z-cookie);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.cookie-popup.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cookie-popup__content {
    max-width: 500px;
    margin: 0 auto;
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(20, 184, 166, 0.2);
    box-shadow: var(--shadow-xl);
}

.cookie-popup__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.cookie-popup__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.cookie-popup__actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

@media (min-width: 768px) {
    .cookie-popup {
        left: var(--spacing-xl);
        right: auto;
        max-width: 400px;
    }
}

/* ================================
   Modals
   ================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: var(--color-overlay);
    cursor: pointer;
}

.modal__container {
    position: relative;
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(20, 184, 166, 0.2);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-base);
}

.modal.active .modal__container {
    transform: scale(1) translateY(0);
}

.modal__container--small {
    max-width: 400px;
    text-align: center;
}

.modal__close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-text-muted);
    background: var(--color-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal__close:hover {
    color: var(--color-primary);
    background: var(--color-background);
}

.modal__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-md);
    color: var(--color-primary);
}

.modal__content {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
    overflow-y: auto;
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    line-height: 1.7;
}

.modal__content h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.modal__content p {
    margin-bottom: var(--spacing-md);
}

.modal__content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.modal__content li {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.modal__content li::before {
    content: '•';
    color: var(--color-primary);
    position: absolute;
    left: calc(-1 * var(--spacing-md));
}

.modal__text {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
    color: var(--color-text-muted);
}

.modal__icon {
    width: 80px;
    height: 80px;
    margin: var(--spacing-xl) auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-success) 0%, #2ECC71 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.modal--success .modal__title {
    color: var(--color-success);
}

/* ================================
   Contact CTA Section
   ================================ */
.contact-cta {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-background) 100%);
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.contact-cta__wrapper {
    display: grid;
    gap: var(--spacing-3xl);
    position: relative;
    z-index: 1;
}

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

.contact-cta__features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.contact-cta__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(20, 184, 166, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    border: 1px solid rgba(20, 184, 166, 0.2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.contact-cta__feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

.contact-cta__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.contact-cta__buttons .btn svg {
    width: 20px;
    height: 20px;
}

.btn--large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.contact-cta__visual {
    display: flex;
    justify-content: center;
}

.contact-cta__card {
    position: relative;
    width: 100%;
    max-width: 400px;
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-secondary) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    border: 1px solid rgba(20, 184, 166, 0.2);
    box-shadow: var(--shadow-xl);
}

.contact-cta__card-glow {
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-2xl);
    z-index: -1;
    opacity: 0.3;
    filter: blur(20px);
    animation: glow 3s ease-in-out infinite alternate;
}

.contact-cta__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-cta__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(15, 15, 26, 0.5);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.contact-cta__info-item:hover {
    background: rgba(20, 184, 166, 0.1);
    transform: translateX(5px);
}

.contact-cta__info-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-cta__info-item div {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.contact-cta__info-item strong {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-cta__info-item span {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

@media (min-width: 768px) {
    .contact-cta__buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .contact-cta__wrapper {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    .contact-cta__content {
        text-align: left;
    }

    .contact-cta__features {
        justify-content: flex-start;
    }

    .contact-cta__buttons {
        justify-content: flex-start;
    }

    .contact-cta__card {
        max-width: 450px;
    }
}

/* ================================
   AOS Animations Enhancement
   ================================ */
[data-aos] {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reduced motion */
@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;
    }
}