/* ==========================================================================
   Pip Energy - Premium Solar Engineering Landing Page
   Tesla-Level Design System
   ========================================================================== */

/* Root Variables - Brand Colors from Guide */
:root {
    --color-primary: #1B3A57;
    --color-primary-hover: #0A1F33;
    --color-accent: #3E8E6A;
    --color-bg-main: #F8F7F4;
    --color-bg-alt: #E6F0EA;
    --color-bg-dark: #0A1F33;
    --color-text-heading: #0A1F33;
    --color-text-body: #222222;
    --color-text-light: #FFFFFF;
    --color-sage: #E6F0EA;

    --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Playfair Display', Georgia, serif;

    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(27, 58, 87, 0.08);
    --shadow-md: 0 4px 16px rgba(27, 58, 87, 0.12);
    --shadow-lg: 0 8px 32px rgba(27, 58, 87, 0.16);
    --shadow-xl: 0 16px 48px rgba(27, 58, 87, 0.24);
}

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

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text-body);
    background-color: var(--color-bg-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-heading);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
}

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

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

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-hero-primary {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-hero-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-hero-secondary {
    background-color: transparent;
    color: var(--color-text-light);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
    backdrop-filter: blur(10px);
}

.btn-hero-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
}

.btn-cta-primary {
    background-color: var(--color-accent);
    color: var(--color-text-light);
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-cta-primary:hover {
    background-color: #2d6b51;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-cta-secondary {
    background-color: transparent;
    color: var(--color-text-light);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-cta-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(248, 247, 244, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(27, 58, 87, 0.08);
    transition: var(--transition-smooth);
}

.nav.scrolled {
    background-color: rgba(248, 247, 244, 0.98);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 45px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-heading);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-fast);
}

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

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-mobile-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-text-heading);
    transition: var(--transition-fast);
}

@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background-color: rgba(248, 247, 244, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        z-index: 999;
    }

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

    .nav-link {
        font-size: 1.1rem;
        padding: 0.5rem 0;
    }

    .nav-links .btn {
        width: 100%;
    }

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

    .nav-mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0A1F33 0%, #1B3A57 50%, #2a5270 100%);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(62, 142, 106, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(27, 58, 87, 0.2) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 31, 51, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    /* width: 100%; */
    text-align: center;
    margin: 0 auto;
    justify-content: center;
    display: flex;
    flex-direction: column;
    align-content: center;
}

.hero-text {
    max-width: 900px;
    margin-bottom: 4rem;
}

.hero-title {
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
}

.hero-title-main {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 700;
    color: var(--color-text-light);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero-title-accent {
    font-family: var(--font-accent);
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    font-weight: 400;
    background: linear-gradient(135deg, #3E8E6A 0%, #7bc9a3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: rgba(255, 255, 255, 0.85);
    max-width: 700px;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 900px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--color-text-light);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    font-weight: 500;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6), transparent);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.5; }
}

/* Trust Bar */
.trust-bar {
    padding: 1.5rem 0;
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid rgba(27, 58, 87, 0.08);
}

.trust-text {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-body);
    opacity: 0.7;
    margin: 0;
}

/* Section Headers */
.section-header,
.section-header-centered {
    margin-bottom: 4rem;
}

.section-header-centered {
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-accent);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 500;
    color: var(--color-text-heading);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-body);
    opacity: 0.8;
    max-width: 700px;
}

.section-header-centered .section-subtitle {
    margin: 0 auto;
}

/* Solutions Section */
.solutions {
    padding: 8rem 0;
    background-color: var(--color-bg-main);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.solution-card {
    background-color: #FFFFFF;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border: 1px solid rgba(27, 58, 87, 0.06);
}

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

.solution-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-sage) 0%, var(--color-bg-alt) 100%);
    border-radius: 12px;
    color: var(--color-accent);
    margin-bottom: 2rem;
}

.solution-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-heading);
    margin-bottom: 1rem;
}

.solution-description {
    font-size: 1rem;
    color: var(--color-text-body);
    opacity: 0.8;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.solution-features {
    list-style: none;
}

.solution-features li {
    padding: 0.75rem 0;
    padding-left: 1.75rem;
    position: relative;
    color: var(--color-text-body);
    font-size: 0.95rem;
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* Technology Section */
.technology {
    padding: 8rem 0;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #163247 100%);
}

.technology-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tech-display {
    position: relative;
    aspect-ratio: 1;
    max-width: 500px;
    margin: 0 auto;
}

.tech-circle {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(62, 142, 106, 0.2) 0%, rgba(27, 58, 87, 0.3) 100%);
    border: 2px solid rgba(62, 142, 106, 0.3);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

.tech-stats-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tech-stat {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.tech-stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.technology-text .section-label,
.technology-text .section-title {
    color: var(--color-text-light);
}

.tech-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tech-feature-item {
    display: flex;
    gap: 1.5rem;
}

.tech-feature-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-accent);
    color: var(--color-text-light);
    border-radius: 50%;
    font-weight: 700;
}

.tech-feature-content h4 {
    color: var(--color-text-light);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.tech-feature-content p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

@media (max-width: 968px) {
    .technology-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Impact Section */
.impact {
    position: relative;
    padding: 8rem 0;
    background-color: var(--color-bg-main);
}

.impact-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    background-image:
        linear-gradient(45deg, var(--color-primary) 25%, transparent 25%),
        linear-gradient(-45deg, var(--color-primary) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--color-primary) 75%),
        linear-gradient(-45deg, transparent 75%, var(--color-primary) 75%);
    background-size: 60px 60px;
    background-position: 0 0, 0 30px, 30px -30px, -30px 0px;
}

.impact-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.impact-card {
    text-align: center;
    padding: 3rem 2rem;
    background-color: #FFFFFF;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border: 1px solid rgba(27, 58, 87, 0.06);
}

.impact-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.impact-number {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 1rem;
    line-height: 1;
}

.impact-plus,
.impact-unit {
    font-size: 0.6em;
    opacity: 0.8;
}

.impact-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-heading);
    margin-bottom: 0.75rem;
}

.impact-desc {
    font-size: 1rem;
    color: var(--color-text-body);
    opacity: 0.7;
    margin: 0;
}

/* Process Section */
.process {
    padding: 8rem 0;
    background-color: var(--color-bg-alt);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
}

.process-step {
    position: relative;
    padding: 2.5rem 2rem;
}

.process-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 1rem;
}

.process-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-heading);
    margin-bottom: 1rem;
}

.process-description {
    font-size: 1rem;
    color: var(--color-text-body);
    opacity: 0.8;
    line-height: 1.7;
    margin: 0;
}

/* About Section */
.about {
    padding: 8rem 0;
    background-color: var(--color-bg-main);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    color: var(--color-text-body);
    opacity: 0.85;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2.5rem;
}

.value-item {
    font-size: 1rem;
    color: var(--color-text-body);
    padding-left: 1.75rem;
    position: relative;
}

.value-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.value-item strong {
    color: var(--color-text-heading);
    font-weight: 700;
}

.about-image-placeholder {
    position: relative;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-sage) 0%, var(--color-bg-alt) 100%);
    border-radius: 16px;
    display: flex;
    align-items: flex-end;
    padding: 2rem;
}

.about-badge {
    background-color: #FFFFFF;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    display: flex;
    gap: 1rem;
    align-items: center;
}

.badge-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
}

.badge-title {
    font-weight: 700;
    color: var(--color-text-heading);
    font-size: 1rem;
}

.badge-subtitle {
    font-size: 0.85rem;
    color: var(--color-text-body);
    opacity: 0.7;
}

@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* CTA Section */
.cta-section {
    position: relative;
    padding: 8rem 0;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #0f2838 100%);
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 30% 50%, rgba(62, 142, 106, 0.15) 0%, transparent 50%);
    animation: ctaGlow 8s ease-in-out infinite;
}

@keyframes ctaGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-accent);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 500;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-description {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.cta-trust {
    display: flex;
    gap: 2.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.trust-item svg {
    color: var(--color-accent);
}

/* Footer */
.footer {
    background-color: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1.5rem;
}

.footer-tagline {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-accent);
    color: var(--color-text-light);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-heading {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 1.25rem;
}

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

.footer-list li {
    margin-bottom: 0.75rem;
}

.footer-list a {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-list a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

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

@media (max-width: 968px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Animations */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[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-right"] {
    transform: translateX(-30px);
}

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

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

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

[data-aos="zoom-in"] {
    transform: scale(0.95);
}

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

/* Responsive Adjustments */
@media (max-width: 768px) {
    /* Mobile Typography */
    html {
        font-size: 15px;
    }

    /* Mobile Spacing */
    .solutions,
    .technology,
    .impact,
    .process,
    .about,
    .cta-section {
        padding: 4rem 0;
    }

    .section-header,
    .section-header-centered {
        margin-bottom: 2.5rem;
    }

    /* Hero Mobile */
    .hero {
        min-height: 90vh;
        padding: 6rem 1.5rem 3rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-scroll {
        display: none;
    }

    /* Solutions Grid Mobile */
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .solution-card {
        padding: 2rem 1.5rem;
    }

    /* CTA Mobile */
    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn {
        width: 100%;
        padding: 1.125rem 2rem;
    }

    /* Impact Mobile */
    .impact-metrics {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .impact-card {
        padding: 2.5rem 1.5rem;
    }

    /* Process Mobile */
    .process-timeline {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Trust Mobile */
    .cta-trust {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }

    /* Touch Optimization */
    .btn {
        min-height: 48px;
        padding: 1rem 1.5rem;
    }

    /* Disable hover effects on mobile */
    .solution-card:hover,
    .impact-card:hover {
        transform: none;
    }

    /* Mobile-friendly spacing */
    .container {
        padding: 0 1.25rem;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    .hero-title-main {
        font-size: 2.5rem;
    }

    .hero-title-accent {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .btn-hero-primary,
    .btn-hero-secondary,
    .btn-cta-primary,
    .btn-cta-secondary {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .impact-number {
        font-size: 3rem;
    }

    .footer-content {
        gap: 2rem;
    }

    .footer-links {
        gap: 1.5rem;
    }
}

/* Landscape Mobile */
@media (max-width: 968px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: 5rem 2rem 3rem;
    }

    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}