/* ============================================================
   北京雨生装饰有限公司 - 主样式表
   ============================================================ */

/* --- CSS Variables --- */
:root {
    --color-primary: #722F37;
    --color-primary-light: #8B3A44;
    --color-primary-dark: #5A1E25;
    --color-accent: #C4964A;
    --color-accent-light: #D4AD6A;
    --color-bg: #FFFFFF;
    --color-bg-alt: #FAF7F5;
    --color-bg-dark: #1A1214;
    --color-text: #2C1F20;
    --color-text-light: #5C4245;
    --color-text-muted: #8C7578;
    --color-white: #FFFFFF;
    --color-border: #E5DCD8;
    --color-success: #5A8A5A;
    --font-heading: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

ul { list-style: none; }

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

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    letter-spacing: 0.5px;
}

.btn--primary {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}
.btn--primary:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201,169,110,0.35);
}

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
    background: var(--color-white);
    color: var(--color-primary-dark);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

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

/* --- Section --- */
.section {
    padding: 100px 0;
}
.section--dark {
    background: var(--color-bg-alt);
}

.section__header {
    text-align: center;
    margin-bottom: 60px;
}

.section__tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section__title {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.section__desc {
    font-size: 16px;
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto;
}

/* ==================== Header ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 20px;
    font-weight: 700;
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    overflow: hidden;
    flex-shrink: 0;
}

.logo__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 当使用图片 Logo 时移除文字背景 */
.logo__icon--image {
    background: transparent !important;
    width: auto;
    height: 48px;
    border-radius: 0;
}

.logo__icon--image img {
    height: 48px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo__name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary-dark);
    letter-spacing: 1px;
}

.logo__sub {
    font-size: 10px;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Nav */
.nav__list {
    display: flex;
    gap: 4px;
}

.nav__link {
    display: block;
    padding: 8px 16px;
    font-size: 15px;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-accent);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 1px;
    transition: transform 0.3s ease;
}

.nav__link.active::after,
.nav__link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Header contact */
.header__contact {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 15px;
}

.header__phone-icon {
    font-size: 18px;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==================== Hero Carousel ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: #1E1E1E;
    overflow: hidden;
}

.hero__carousel {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 0;
}

.hero__slide.active {
    opacity: 1;
    z-index: 1;
}

.hero__slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover !important;
    background-position: center !important;
    transform: scale(1);
    transition: transform 6s ease;
}

.hero__slide.active .hero__slide-bg {
    transform: scale(1.05);
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.65) 100%);
    z-index: 1;
}

/* Carousel dots */
.hero__dots {
    position: absolute;
    bottom: 140px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 3;
}

.hero__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Carousel arrows */
.hero__arrows {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
}

.hero__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    pointer-events: auto;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.hero__arrow:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.5);
}

.hero__arrow--prev { left: 24px; }
.hero__arrow--next { right: 24px; }

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 24px;
    animation: fadeInUp 1s ease forwards;
}

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

.hero__title {
    color: var(--color-white);
    margin-bottom: 24px;
}

.hero__title--small {
    display: block;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 4px;
    margin-bottom: 16px;
    opacity: 0.8;
    text-transform: uppercase;
}

.hero__title--large {
    display: block;
    font-size: 52px;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 2px;
    color: var(--color-white);
}

.hero__subtitle {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero Stats */
.hero__stats {
    position: relative;
    z-index: 2;
    display: flex;
    gap: 60px;
    margin-top: 80px;
    padding: 32px 48px;
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
}

.hero__stat {
    text-align: center;
    color: var(--color-white);
}

.hero__stat-num {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 1px;
}

.hero__stat-label {
    display: block;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-top: 4px;
}

/* Scroll indicator */
.hero__scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    width: 32px;
    height: 52px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 16px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-8px); }
}

.hero__scroll-arrow {
    width: 2px;
    height: 12px;
    background: rgba(255,255,255,0.5);
    border-radius: 1px;
    position: relative;
}

.hero__scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid rgba(255,255,255,0.5);
}

/* ==================== About ==================== */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__image {
    position: relative;
}

.about__image-main {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #722F37 0%, #8B3A44 40%, #5A1E25 100%);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.about__image-main::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        /* 几何装饰线条 - 模拟建筑空间感 */
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,0.04) 1px, transparent 1px),
        /* 斜线纹理 */
        repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 42px);
    background-size: 80px 80px, 80px 80px, 100%;
}

.about__image-main::after {
    content: '';
    position: absolute;
    top: 15%;
    left: 10%;
    width: 80%;
    height: 70%;
    border: 2px solid rgba(255,255,255,0.15);
    border-radius: 4px;
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,0.08),
        0 0 80px rgba(196,150,74,0.15);
}

/* 中心装饰 */
.about__image-inner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.about__image-inner::before {
    content: '雨';
    font-size: 120px;
    font-weight: 800;
    color: rgba(255,255,255,0.06);
    font-family: var(--font-heading);
}

.about__image-inner::after {
    content: '生';
    font-size: 80px;
    font-weight: 800;
    color: rgba(255,255,255,0.04);
    font-family: var(--font-heading);
    position: absolute;
    bottom: 20%;
    right: 20%;
}

.about__image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.about__badge-num {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.about__badge-text {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.about__heading {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-primary-dark);
}

.about__text {
    color: var(--color-text-light);
    margin-bottom: 12px;
    line-height: 1.8;
}

.about__values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}

.about__value {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about__value-icon {
    color: var(--color-accent);
    font-size: 16px;
    margin-top: 2px;
}

.about__value-text strong {
    display: block;
    font-size: 15px;
    color: var(--color-text);
    margin-bottom: 2px;
}

.about__value-text span {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ==================== Services ==================== */
.services__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    color: var(--color-primary);
    transition: var(--transition);
}

.service-card__icon svg {
    width: 32px;
    height: 32px;
}

.service-card:hover .service-card__icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.service-card__title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-text);
}

.service-card__desc {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-card__list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-card__list li {
    font-size: 12px;
    padding: 4px 10px;
    background: var(--color-bg-alt);
    border-radius: 20px;
    color: var(--color-text-light);
}

/* ==================== Cases ==================== */
.cases__filter {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.cases__filter-btn {
    padding: 10px 24px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-text-light);
}

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

.cases__filter-btn.active {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

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

.case-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.case-card__image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease;
}

.case-card:hover .case-card__image {
    transform: scale(1.05);
}

/* Dynamic case images loaded from API */
.case-card__image {
    background-size: cover;
    background-position: center;
    background-color: var(--color-bg-alt);
}

.case-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition);
}

.case-card:hover .case-card__overlay {
    opacity: 1;
}

.case-card__title {
    color: var(--color-white);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.case-card__info {
    color: rgba(255,255,255,0.8);
    font-size: 13px;
}

.case-card.hidden {
    display: none;
}

/* ==================== Advantages ==================== */
.advantages__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-card {
    background: var(--color-white);
    padding: 40px 28px;
    border-radius: var(--radius-lg);
    position: relative;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.advantage-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.advantage-card__num {
    font-size: 48px;
    font-weight: 800;
    color: rgba(201,169,110,0.15);
    position: absolute;
    top: 16px;
    right: 24px;
    line-height: 1;
    font-family: var(--font-heading);
}

.advantage-card__title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-text);
    position: relative;
    z-index: 1;
}

.advantage-card__desc {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ==================== Process ==================== */
.process__steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    position: relative;
}

.process__steps::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary), var(--color-accent));
    z-index: 0;
    opacity: 0.3;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-step__circle {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    transition: var(--transition);
}

.process-step:hover .process-step__circle {
    border-color: var(--color-accent);
    background: var(--color-accent);
}

.process-step:hover .process-step__num {
    color: var(--color-white);
}

.process-step__num {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
    transition: var(--transition);
}

.process-step__content h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-text);
}

.process-step__content p {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* ==================== Testimonials ==================== */
.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--color-white);
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
}

.testimonial-card__stars {
    color: var(--color-accent);
    font-size: 18px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-card__text {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
    border-top: 1px solid var(--color-border);
    padding-top: 16px;
}

.testimonial-card__avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Avatar colors now set dynamically via JS */

.testimonial-card__author strong {
    display: block;
    font-size: 15px;
    color: var(--color-text);
}

.testimonial-card__author span {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ==================== Contact ==================== */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact__info-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact__info-desc {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact__items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact__item-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    font-size: 20px;
    flex-shrink: 0;
    color: var(--color-primary);
}

.contact__item strong {
    display: block;
    font-size: 14px;
    color: var(--color-text);
    margin-bottom: 2px;
}

.contact__item span {
    font-size: 14px;
    color: var(--color-text-light);
}

/* Contact Form */
.contact__form {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.contact__form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.contact__form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.contact__form-group input,
.contact__form-group select,
.contact__form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition);
    font-family: var(--font-body);
    outline: none;
}

.contact__form-group input:focus,
.contact__form-group select:focus,
.contact__form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201,169,110,0.1);
}

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

.contact__form .btn--primary {
    margin-top: 8px;
}

/* ==================== Footer ==================== */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.logo--footer .logo__name {
    color: var(--color-white);
}

.logo--footer .logo__sub {
    color: rgba(255,255,255,0.5);
}

.footer__brand-desc {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,0.5);
}

.footer__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer__links li {
    margin-bottom: 10px;
}

.footer__links a,
.footer__links li {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}

.footer__bottom a {
    color: rgba(255,255,255,0.6);
}
.footer__bottom a:hover {
    color: var(--color-accent);
}

/* ==================== Toast Notification ==================== */
.toast {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--color-success);
    color: var(--color-white);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    z-index: 9999;
    opacity: 0;
    transition: all 0.4s ease;
    pointer-events: none;
    box-shadow: var(--shadow-lg);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .advantages__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .process__steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px 16px;
    }
    .process__steps::before {
        display: none;
    }
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    .section__title {
        font-size: 28px;
    }

    /* Header */
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        padding: 100px 32px 32px;
        box-shadow: var(--shadow-lg);
        transition: right 0.4s ease;
    }
    .nav.open {
        right: 0;
    }
    .nav__list {
        flex-direction: column;
        gap: 8px;
    }
    .nav__link {
        font-size: 18px;
        padding: 12px 0;
    }
    .header__contact {
        display: none;
    }
    .hamburger {
        display: flex;
    }

    /* Hero */
    .hero__title--large {
        font-size: 32px;
    }
    .hero__title--small {
        font-size: 14px;
        letter-spacing: 2px;
    }
    .hero__stats {
        gap: 24px;
        padding: 24px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .hero__stat-num {
        font-size: 24px;
    }

    /* About */
    .about__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about__image-badge {
        right: 0;
        bottom: -16px;
    }
    .about__values {
        grid-template-columns: 1fr;
    }

    /* Services */
    .services__grid {
        grid-template-columns: 1fr;
    }

    /* Cases */
    .cases__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Advantages */
    .advantages__grid {
        grid-template-columns: 1fr;
    }

    /* Process */
    .process__steps {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Testimonials */
    .testimonials__grid {
        grid-template-columns: 1fr;
    }

    /* Contact */
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact__form-row {
        grid-template-columns: 1fr;
    }
    .contact__form {
        padding: 24px;
    }

    /* Footer */
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero__title--large {
        font-size: 26px;
    }
    .hero__subtitle {
        font-size: 14px;
    }
    .hero__actions {
        flex-direction: column;
    }
    .cases__grid {
        grid-template-columns: 1fr;
    }
    .process__steps {
        grid-template-columns: 1fr;
    }
}