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

:root {
    /* Colors - Professional Purple/Gold Theme */
    --primary-purple: #8b5cf6;
    --primary-gold: #f59e0b;
    --accent-blue: #3b82f6;
    --dark-bg: #0f0a1e;
    --dark-card: #1a1330;
    --dark-card-hover: #251b3d;
    --text-primary: #ffffff;
    --text-secondary: #c4b5fd;
    --text-muted: #9ca3af;
    --success: #10b981;
    --error: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #f59e0b 100%);
    --gradient-bg: linear-gradient(180deg, #0f0a1e 0%, #1a1330 100%);
    --gradient-card: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(245, 158, 11, 0.1) 100%);

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px 20px;
    --card-padding: 30px;

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-japanese: 'Noto Sans JP', sans-serif;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-japanese), var(--font-primary), -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    gap: 2px;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-sub {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:not(.cta-btn):hover {
    color: var(--primary-cyan);
}

.nav-links a:not(.cta-btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

.nav-links a:not(.cta-btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-bg);
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {

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

    50% {
        transform: translate(50px, 50px) scale(1.1);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-card);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 30px;
    word-break: keep-all;
    overflow-wrap: normal;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle-large {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 30px;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.hero-stats {
    display: flex;
    gap: 60px;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
}

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

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

@keyframes slideInFromRight {
    0% {
        opacity: 0;
        transform: translateX(150%);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-150%);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(6, 182, 212, 0.5);
}

.btn-outline:hover {
    background: var(--gradient-card);
    border-color: var(--primary-cyan);
}

.btn-large {
    padding: 18px 50px;
    font-size: 18px;
}

.cta-btn {
    padding: 12px 30px;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 14px;
}

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

/* ===== Section Styles ===== */
section {
    padding: var(--section-padding);
}

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

.section-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    word-break: keep-all;
    overflow-wrap: normal;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
}

/* ===== Portfolio Section ===== */
.portfolio {
    background: var(--dark-bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-card {
    background: var(--dark-card);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(6, 182, 212, 0.3);
}

.portfolio-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--dark-card-hover);
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    background: var(--dark-bg);
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6, 182, 212, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

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

.portfolio-link {
    color: white;
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    padding: 12px 30px;
    border: 2px solid white;
    border-radius: 50px;
    transition: var(--transition-fast);
}

.portfolio-link:hover {
    background: white;
    color: var(--dark-bg);
}

.portfolio-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.coming-soon {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-muted);
}

.portfolio-content {
    padding: var(--card-padding);
}

.portfolio-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
}

.portfolio-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    padding: 6px 14px;
    background: var(--gradient-card);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-cyan);
}

/* ===== Technology Section ===== */
.technology {
    background: var(--dark-card);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.tech-card {
    background: var(--dark-bg);
    padding: var(--card-padding);
    border-radius: 20px;
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-card:hover {
    transform: translateY(-5px);
    border-color: rgba(6, 182, 212, 0.3);
    background: var(--gradient-card);
}

.tech-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.tech-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.tech-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Why Us Section ===== */
.why-us {
    background: var(--dark-bg);
}

.comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.comparison-old,
.comparison-new {
    background: var(--dark-card);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.05);
}

/* AOS custom animations for comparison cards */
[data-aos="slide-from-right"] {
    transform: translateX(150%);
    opacity: 0;
    transition-property: transform, opacity;
    transition-duration: 2s;
}

[data-aos="slide-from-right"].aos-animate {
    transform: translateX(0);
    opacity: 1;
    transition-duration: 2s;
}

[data-aos="slide-from-left"] {
    transform: translateX(-150%);
    opacity: 0;
    transition-property: transform, opacity;
    transition-duration: 2s;
}

[data-aos="slide-from-left"].aos-animate {
    transform: translateX(0);
    opacity: 1;
    transition-duration: 2s;
}

.comparison-new {
    border-color: rgba(6, 182, 212, 0.3);
    background: var(--gradient-card);
}

.comparison-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 30px;
    text-align: center;
}

.comparison-title.old {
    color: var(--text-muted);
}

.comparison-title.new {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.comparison-list {
    list-style: none;
}

.comparison-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 15px;
    line-height: 1.6;
}

.comparison-item .icon {
    font-size: 20px;
    flex-shrink: 0;
}

.comparison-item.bad {
    color: var(--text-muted);
}

.comparison-item.good {
    color: var(--text-primary);
}

.comparison-item.bad .icon {
    color: #ef4444;
}

.comparison-item.good .icon {
    color: #10b981;
}

.cost-total {
    margin-top: 30px;
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    font-size: 18px;
}

.bad-total {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.good-total {
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.cost-savings {
    display: block;
    margin-top: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-gold);
}

/* ===== ROI Section ===== */
.roi-section {
    margin-top: 60px;
    padding: 40px;
    background: var(--dark-card);
    border-radius: 20px;
    border: 2px solid rgba(6, 182, 212, 0.2);
}

.roi-title {
    font-size: 28px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 40px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.roi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.roi-card {
    background: var(--dark-bg);
    padding: 30px 20px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-normal);
}

.roi-card.highlight {
    border-color: rgba(6, 182, 212, 0.3);
    background: var(--gradient-card);
}

.roi-card:hover {
    transform: translateY(-5px);
    border-color: rgba(6, 182, 212, 0.5);
}

.roi-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    font-weight: 600;
}

.roi-value {
    font-size: 36px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    line-height: 1;
}

.roi-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ===== Featured Tech Cards ===== */
.tech-card.featured-tech {
    border-color: rgba(6, 182, 212, 0.3);
    background: var(--gradient-card);
}

.tech-card.featured-tech:hover {
    border-color: rgba(6, 182, 212, 0.6);
    transform: translateY(-8px);
    box-shadow: 0 8px 32px rgba(6, 182, 212, 0.2);
}


/* ===== Pricing Section ===== */
.pricing {
    background: var(--dark-card);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.pricing-card {
    background: var(--dark-bg);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-normal);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    border-color: rgba(6, 182, 212, 0.3);
}

.pricing-card.featured {
    border-color: rgba(6, 182, 212, 0.5);
    background: var(--gradient-card);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--gradient-primary);
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.pricing-sub {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.price-amount {
    font-size: 48px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-suffix {
    font-size: 24px;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 20px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-target {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(139, 92, 246, 0.05);
    border-radius: 10px;
    border-left: 3px solid var(--primary-purple);
}

.price-original {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-arrow {
    font-size: 18px;
    color: var(--primary-gold);
    margin: 0 6px;
}

.market-value {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
    font-style: italic;
    line-height: 1.5;
}

.campaign-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-gold);
    margin-top: 8px;
    padding: 8px 12px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 6px;
    display: inline-block;
    line-height: 1.4;
    word-break: keep-all;
}

.campaign-label.limited {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* ===== Maintenance Section ===== */
.maintenance-section {
    margin-top: 60px;
    padding: 40px;
    background: var(--dark-card);
    border-radius: 20px;
    border: 2px solid rgba(139, 92, 246, 0.2);
}

.maintenance-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}

.maintenance-description {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 30px;
}

.maintenance-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.maintenance-option {
    padding: 30px;
    background: var(--dark-bg);
    border-radius: 15px;
    border: 2px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-normal);
}

.maintenance-option:hover {
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-5px);
}

.maintenance-option h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

.option-price {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.option-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
}

.pricing-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.pricing-note p {
    margin-bottom: 10px;
}

.pricing-note strong {
    color: var(--primary-cyan);
}

/* ===== Contact Section ===== */
.contact {
    background: var(--dark-bg);
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: var(--dark-card);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 14px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--dark-bg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-cyan);
    background: rgba(6, 182, 212, 0.05);
}

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

.form-status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-status.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
    display: block;
}

.form-status.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
    display: block;
}

.form-status.loading {
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid var(--primary-cyan);
    color: var(--primary-cyan);
    display: block;
}

/* ===== Footer ===== */
.footer {
    background: var(--dark-card);
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--primary-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    font-size: 14px;
}

/* ===== Responsive Design ===== */
.sp-br {
    display: none;
}

@media (max-width: 768px) {

    html,
    body {
        overflow-x: hidden !important;
        width: 100% !important;
        position: relative;
        max-width: 100vw !important;
    }

    * {
        max-width: 100vw;
    }

    .sp-br {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition-normal);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

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

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero {
        padding-top: 100px !important;
        align-items: flex-start !important;
        /* Don't center vertically on mobile */
        min-height: auto !important;
        /* Allow it to grow with content */
    }

    .hero-content {
        margin-top: 40px !important;
        /* Extra clearance for nav content */
    }

    .hero-title {
        font-size: 28px;
        word-break: break-all;
        overflow-wrap: break-word;
    }

    .hero-subtitle-large {
        font-size: 18px;
        margin-bottom: 20px;
        word-break: break-all;
    }

    .hero-description {
        font-size: 14px;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: 15px;
    }

    .hero-cta .btn {
        width: 100%;
        text-align: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
        align-items: center;
        width: 100%;
    }

    .stat-number {
        font-size: 36px;
    }

    .section-title {
        font-size: 24px;
        word-break: break-all;
        line-height: 1.4;
    }

    .section-description {
        font-size: 14px;
    }

    .container {
        padding: 0 15px;
        width: 100% !important;
        max-width: 100vw !important;
        overflow: hidden;
        /* Prevent child overflow from affecting shake */
    }

    .portfolio-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr !important;
        width: 100%;
        gap: 20px;
    }

    .pricing-card {
        padding: 30px 20px;
        width: 100% !important;
        max-width: none !important;
    }

    .comparison {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .comparison-old,
    .comparison-new {
        padding: 30px 20px;
        width: 100% !important;
        max-width: none !important;
    }

    /* Disable large horizontal slide animations on mobile to prevent overflow */
    [data-aos="slide-from-right"],
    [data-aos="slide-from-left"] {
        transform: translateY(30px);
        opacity: 0;
        transition-duration: 1s;
    }

    [data-aos="slide-from-right"].aos-animate,
    [data-aos="slide-from-left"].aos-animate {
        transform: translateY(0);
        opacity: 1;
        transition-duration: 1s;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 30px;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .scroll-to-top {
        right: 20px;
        bottom: 20px;
    }
}

/* ===== Animation on Scroll ===== */
[data-aos] {
    opacity: 0;
    transition: var(--transition-slow);
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}