/* ========================================
   Kubeli - Design System & Styles
   ======================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Colors */
    --color-bg-primary: #1a0a10;
    --color-bg-secondary: #2d1a24;
    --color-bg-card: #241318;
    --color-bg-card-hover: #2f1a22;

    --color-accent-primary: #c75b8a;
    --color-accent-light: #e991b8;
    --color-accent-dark: #9a3d66;

    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --color-text-muted: rgba(255, 255, 255, 0.5);

    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-accent: rgba(199, 91, 138, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-logo: 'Caveat', cursive;

    --fs-xs: 0.75rem;
    /* 12px */
    --fs-sm: 0.875rem;
    /* 14px */
    --fs-base: 1rem;
    /* 16px */
    --fs-lg: 1.125rem;
    /* 18px */
    --fs-xl: 1.25rem;
    /* 20px */
    --fs-2xl: 1.5rem;
    /* 24px */
    --fs-3xl: 2rem;
    /* 32px */
    --fs-4xl: 2.5rem;
    /* 40px */
    --fs-5xl: 3.5rem;
    /* 56px */
    --fs-6xl: 4.5rem;
    /* 72px */

    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;

    --lh-tight: 1.1;
    --lh-normal: 1.5;
    --lh-relaxed: 1.7;

    /* Spacing */
    --space-1: 0.25rem;
    /* 4px */
    --space-2: 0.5rem;
    /* 8px */
    --space-3: 0.75rem;
    /* 12px */
    --space-4: 1rem;
    /* 16px */
    --space-5: 1.25rem;
    /* 20px */
    --space-6: 1.5rem;
    /* 24px */
    --space-8: 2rem;
    /* 32px */
    --space-10: 2.5rem;
    /* 40px */
    --space-12: 3rem;
    /* 48px */
    --space-16: 4rem;
    /* 64px */
    --space-20: 5rem;
    /* 80px */
    --space-24: 6rem;
    /* 96px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(199, 91, 138, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Layout */
    --container-max: 1280px;
    --header-height: 80px;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: var(--fw-regular);
    line-height: var(--lh-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

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

input,
textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
}

/* ========================================
   Layout Utilities
   ======================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ========================================
   Button Components
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-weight: var(--fw-medium);
    font-size: var(--fs-sm);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    white-space: nowrap;
}

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

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

.btn-outline {
    background: transparent;
    color: var(--color-accent-primary);
    border: 1px solid var(--color-accent-primary);
}

.btn-outline:hover {
    background: rgba(199, 91, 138, 0.1);
    border-color: var(--color-accent-light);
    color: var(--color-accent-light);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--fs-base);
}

.btn-arrow {
    transition: transform var(--transition-fast);
}

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

/* ========================================
   Header
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(26, 10, 16, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    z-index: 1001;
}

.logo-text {
    font-family: var(--font-logo);
    font-size: var(--fs-3xl);
    font-weight: var(--fw-bold);
    color: var(--color-text-primary);
}

.logo-img {
    height: 50px;
    width: auto;
    border: 1px solid #fff;
    border-radius: 100%;
}

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    background: var(--color-bg-secondary);
    padding: var(--space-2);
    border-radius: var(--radius-full);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.dropdown-arrow {
    font-size: var(--fs-xs);
    transform: rotate(90deg);
    opacity: 0.5;
}

.header-cta {
    padding: var(--space-3) var(--space-5);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    min-height: 100vh;
    padding-top: var(--header-height);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
    padding: var(--space-16) 0;
    position: relative;
    z-index: 1;
}

.hero-content {
    z-index: 1;
    max-width: 600px;
}

/* Hero Background Image */
.hero-bg-image {
    position: absolute;
    top: 0;
    right: -100;
    width: 100%;
    height: 100%;
    background-image: url('assets/bg.jpg');
    background-size: cover;
    background-position: center left;
    background-repeat: no-repeat;
    z-index: 0;
    /* Gradient mask to blend with background */
    mask-image: linear-gradient(to right, transparent 0%, black 30%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 30%);
}


.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    transition: all var(--transition-normal);
}

.hero-tag:hover {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
}

.tag-arrow {
    opacity: 0.5;
    transition: all var(--transition-fast);
}

.hero-tag:hover .tag-arrow {
    opacity: 1;
    transform: translateX(4px);
}

.hero-title {
    font-size: var(--fs-6xl);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: var(--fs-lg);
    color: var(--color-text-secondary);
    line-height: var(--lh-relaxed);
    max-width: 540px;
    margin-bottom: var(--space-10);
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-16);
}

.hero-stats {
    display: flex;
    gap: var(--space-12);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: var(--fs-3xl);
    font-weight: var(--fw-bold);
    color: var(--color-text-primary);
}

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

/* Hero Visual - Plasma Orb */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual img {
    max-width: 100%;
    width: 550px;
    height: auto;
    border-radius: var(--radius-xl);
    animation: heroImageGlow 4s ease-in-out infinite alternate;
}

@keyframes heroImageGlow {
    0% {
        filter: drop-shadow(0 0 30px rgba(199, 91, 138, 0.4));
    }

    100% {
        filter: drop-shadow(0 0 50px rgba(199, 91, 138, 0.6));
    }
}

/* Optional: Uncomment to use CSS-generated plasma orb instead of image */
.plasma-orb {
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle at 60% 40%, rgba(255, 255, 255, 0.9) 0%, transparent 25%),
        radial-gradient(circle at 40% 60%, rgba(233, 145, 184, 0.8) 0%, transparent 30%),
        radial-gradient(circle at 50% 50%, rgba(199, 91, 138, 0.6) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(154, 61, 102, 0.4) 0%, transparent 70%),
        radial-gradient(circle at 50% 50%, var(--color-bg-primary) 0%, transparent 100%);
    box-shadow: 0 0 60px rgba(199, 91, 138, 0.4),
        0 0 120px rgba(199, 91, 138, 0.2),
        inset 0 0 80px rgba(255, 255, 255, 0.1);
    animation: plasmaGlow 4s ease-in-out infinite alternate;
    position: relative;
}

.plasma-orb::before {
    content: '';
    position: absolute;
    inset: -20%;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(199, 91, 138, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(154, 61, 102, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 20% 70%, rgba(233, 145, 184, 0.2) 0%, transparent 40%),
        radial-gradient(ellipse at 80% 30%, rgba(233, 145, 184, 0.2) 0%, transparent 40%);
    animation: plasmaWaves 6s ease-in-out infinite alternate;
}

.plasma-orb::after {
    content: '';
    position: absolute;
    top: 30%;
    left: 35%;
    width: 30%;
    height: 30%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(10px);
    animation: plasmaCore 3s ease-in-out infinite alternate;
}

@keyframes plasmaGlow {
    0% {
        box-shadow:
            0 0 60px rgba(199, 91, 138, 0.4),
            0 0 120px rgba(199, 91, 138, 0.2);
    }

    100% {
        box-shadow:
            0 0 80px rgba(199, 91, 138, 0.5),
            0 0 160px rgba(199, 91, 138, 0.3);
    }
}

@keyframes plasmaWaves {
    0% {
        transform: rotate(0deg) scale(1);
        opacity: 0.8;
    }

    100% {
        transform: rotate(10deg) scale(1.05);
        opacity: 1;
    }
}

@keyframes plasmaCore {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }

    100% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* ========================================
   Services Section
   ======================================== */

.services {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--fs-base);
    color: var(--color-text-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.service-card {
    background: var(--color-bg-card);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.service-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-accent);
    transform: translateY(-4px);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-6);
    color: var(--color-accent-primary);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-4);
    line-height: var(--lh-tight);
}

.service-description {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: var(--lh-relaxed);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-accent-primary);
    transition: all var(--transition-fast);
}

.service-link:hover {
    color: var(--color-accent-light);
    gap: var(--space-3);
}

/* ========================================
   Resources Section
   ======================================== */

.resources {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.resources-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-12);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-2) var(--space-5);
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-muted);
}

.filter-btn.active {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
    border-color: var(--color-accent-primary);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.resource-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.resource-card:hover {
    border-color: var(--color-border-accent);
    transform: translateY(-4px);
}

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

.resource-image {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--color-bg-secondary);
    overflow: hidden;
}

.resource-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.resource-card:hover .resource-image img {
    transform: scale(1.05);
}

.resource-tag {
    position: absolute;
    bottom: var(--space-3);
    left: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: rgba(26, 10, 16, 0.8);
    backdrop-filter: blur(4px);
    border-radius: var(--radius-sm);
    font-size: var(--fs-xs);
    color: var(--color-text-primary);
}

.resource-badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: var(--color-accent-primary);
    border-radius: var(--radius-sm);
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    color: var(--color-text-primary);
}

.resource-content {
    padding: var(--space-6);
}

.resource-title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-3);
    line-height: var(--lh-tight);
}

.resource-description {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    line-height: var(--lh-relaxed);
}

.resource-meta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
}

.resource-link {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-accent-primary);
    transition: all var(--transition-fast);
}

.resource-link:hover {
    color: var(--color-accent-light);
}

/* ========================================
   Commitment Section
   ======================================== */

.commitment {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
}

.commitment-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.commitment-title {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    margin-bottom: var(--space-6);
}

.commitment-description {
    font-size: var(--fs-lg);
    color: var(--color-text-secondary);
    line-height: var(--lh-relaxed);
}

.image-collage {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--space-4);
    aspect-ratio: 1;
}

.collage-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
}

.collage-img-1 {
    grid-row: span 2;
}

.collage-img-2 {
    border-radius: var(--radius-lg);
}

.collage-img-3 {
    border-radius: var(--radius-lg);
}

/* ========================================
   Impact Section
   ======================================== */

.impact {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.impact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.impact-title {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    margin-bottom: var(--space-6);
}

.impact-description {
    font-size: var(--fs-base);
    color: var(--color-text-secondary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-10);
}

.impact-stats {
    display: flex;
    gap: var(--space-12);
}

.impact-stat {
    display: flex;
    flex-direction: column;
}

.impact-number {
    font-size: var(--fs-5xl);
    font-weight: var(--fw-bold);
    color: var(--color-accent-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.impact-label {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    max-width: 160px;
}

.impact-visual {
    position: relative;
}

.impact-visual img {
    width: 100%;
    border-radius: var(--radius-xl);
    background: var(--color-bg-card);
}

/* ========================================
   CTA Section
   ======================================== */

.cta {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-4);
}

.cta-description {
    font-size: var(--fs-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-10);
}

.cta-form {
    max-width: 480px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: var(--space-3);
    background: var(--color-bg-card);
    padding: var(--space-2);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
}

.form-input {
    flex: 1;
    padding: var(--space-3) var(--space-5);
    background: transparent;
    color: var(--color-text-primary);
    font-size: var(--fs-base);
}

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

/* ========================================
   Footer
   ======================================== */

.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-brand {
    max-width: 280px;
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-tagline {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

.social-links {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

.footer-heading {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.footer-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-list a {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

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

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

/* ========================================
   Animations
   ======================================== */

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

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 {
    animation-delay: 0.1s;
}

.animate-delay-2 {
    animation-delay: 0.2s;
}

.animate-delay-3 {
    animation-delay: 0.3s;
}

.animate-delay-4 {
    animation-delay: 0.4s;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    :root {
        --fs-6xl: 3.5rem;
        --fs-5xl: 2.5rem;
        --fs-4xl: 2rem;
    }

    .hero-bg-image {
        width: 50%;
        opacity: 0.7;
    }

    .hero-content {
        max-width: 55%;
    }

    .hero-buttons {
        justify-content: flex-start;
    }

    .hero-stats {
        justify-content: flex-start;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

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

    .commitment-container,
    .impact-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .impact-stats {
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: none;
        margin: 0 auto;
    }

    .social-links {
        justify-content: center;
    }

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

@media (max-width: 768px) {
    :root {
        --fs-6xl: 2.5rem;
        --fs-5xl: 2rem;
        --fs-4xl: 1.75rem;
        --fs-3xl: 1.5rem;
    }

    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-bg-primary);
        display: none;
        align-items: center;
        justify-content: center;
        z-index: 999;
    }

    .nav.active {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        background: transparent;
        padding: 0;
        gap: var(--space-4);
    }

    .nav-link {
        font-size: var(--fs-xl);
    }

    .header-cta {
        display: none;
    }

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

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

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-bg-image {
        width: 100%;
        opacity: 0.4;
        mask-image: linear-gradient(to top, transparent 0%, black 50%);
        -webkit-mask-image: linear-gradient(to top, transparent 0%, black 50%);
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-6);
        align-items: center;
    }

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

    .resources-grid {
        grid-template-columns: 1fr;
    }

    .resources-filter {
        gap: var(--space-2);
    }

    .filter-btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--fs-xs);
    }

    .image-collage {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .collage-img-1 {
        grid-row: auto;
    }

    .impact-stats {
        flex-direction: column;
        align-items: center;
        gap: var(--space-8);
    }

    .impact-label {
        max-width: none;
        text-align: center;
    }

    .form-group {
        flex-direction: column;
        border-radius: var(--radius-lg);
        padding: var(--space-3);
    }

    .form-input {
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }

    .plasma-orb {
        width: 220px;
        height: 220px;
    }

    .section-title {
        font-size: var(--fs-2xl);
    }
}