/* ===================================
   CSS VARIABLES
   =================================== */
:root {
    /* Colors */
    --color-bg-primary: #0A0C10;
    --color-brand-navy: #002D5A;
    --color-accent-blue: #007BFF;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #94A3B8;
    --color-white-05: rgba(255, 255, 255, 0.05);
    --color-white-10: rgba(255, 255, 255, 0.1);

    /* Fonts */
    --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
    --font-serif: "Playfair Display", serif;

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

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-very-slow: 700ms ease;
}

/* ===================================
   RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

::selection {
    background-color: rgba(0, 123, 255, 0.3);
    color: var(--color-text-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-brand-navy);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-blue);
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-small {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.text-accent {
    color: var(--color-accent-blue);
}

.gradient-text {
    background: linear-gradient(to right, var(--color-accent-blue), var(--color-brand-navy));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
    opacity: 0;
}

.fade-in-view {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-view.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    overflow: hidden;
}

.btn-primary {
    background-color: var(--color-brand-navy);
    color: var(--color-text-primary);
    box-shadow: 0 0 20px rgba(0, 45, 90, 0.5);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0, 123, 255, 0.3);
}

.btn-primary:active {
    transform: scale(0.95);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background-color: var(--color-accent-blue);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-primary:hover::before {
    opacity: 0.2;
}

.btn-primary .arrow-icon {
    position: relative;
    z-index: 1;
    transition: transform var(--transition-base);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-white-10);
}

.btn-secondary:hover {
    background-color: var(--color-white-05);
}

.btn-full {
    width: 100%;
    background-color: var(--color-text-primary);
    color: #000;
    font-weight: 700;
}

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

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    overflow: hidden;
}

.neural-canvas {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.gradient-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, var(--color-bg-primary), transparent, var(--color-bg-primary));
    z-index: 1;
}

.radial-overlay {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 123, 255, 0.05), transparent 50%);
    z-index: 1;
}

.hero-logo {
    position: absolute;
    top: 2rem;
    left: 0;
    right: 0;
    z-index: 10;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-logo img {
    display: block;
}

.logo-img {
    height: 3rem;
    width: auto;
    transition: transform var(--transition-base);
}

.logo-img:hover {
    transform: scale(1.05);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    margin-bottom: 3rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-white-10);
    border-radius: var(--radius-full);
    background-color: var(--color-white-05);
    backdrop-filter: blur(10px);
}

.sparkle-icon {
    color: var(--color-accent-blue);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.hero-title-accent {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    color: var(--color-accent-blue);
}

.hero-description {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    max-width: 900px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    animation: pulse 2s ease-in-out infinite;
}

.scroll-line {
    width: 1px;
    height: 3rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.4), transparent);
}

/* ===================================
   VALUE PROPOSITION SECTION
   =================================== */
.value-proposition {
    position: relative;
    padding: 8rem 1.5rem;
    background-color: var(--color-bg-primary);
}

.grid-shimmer {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(128, 128, 128, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(128, 128, 128, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, #000 70%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, #000 70%, transparent 100%);
}

.features-grid {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.feature-card {
    padding: 2rem;
    border: 1px solid var(--color-white-05);
    border-radius: var(--radius-xl);
    background-color: rgba(255, 255, 255, 0.01);
    transition: all var(--transition-slow);
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-white-10);
    background-color: rgba(255, 255, 255, 0.03);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-md);
    background-color: var(--color-white-05);
    transition: transform var(--transition-slow);
}

.feature-card:hover .feature-icon {
    transform: scale(1.2) rotate(10deg);
}

.feature-icon svg {
    color: var(--color-accent-blue);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
    transition: color var(--transition-base);
}

.feature-card:hover .feature-title {
    color: var(--color-accent-blue);
}

.feature-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.feature-line {
    margin-top: 2rem;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-white-05), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover .feature-line {
    opacity: 1;
}

/* ===================================
   AUTHORITY SECTION
   =================================== */
.authority {
    padding: 5rem 1.5rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--color-white-05);
    border-bottom: 1px solid var(--color-white-05);
}

.authority-label {
    text-align: center;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: 3rem;
}

.logos-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem 5rem;
    opacity: 0.4;
    transition: opacity var(--transition-very-slow);
}

.logos-grid:hover {
    opacity: 0.8;
}

.logo-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 900;
    letter-spacing: -0.02em;
}

.logo-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-accent-blue);
    border-radius: 50%;
}

/* ===================================
   SUCCESS CASES SECTION
   =================================== */
.success-cases {
    padding: 8rem 1.5rem;
    background-color: var(--color-bg-primary);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: -0.02em;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.case-card {
    position: relative;
    padding: 2.5rem;
    border: 1px solid var(--color-white-05);
    border-radius: var(--radius-xl);
    background-color: rgba(255, 255, 255, 0.01);
    backdrop-filter: blur(4px);
    transition: all var(--transition-slow);
    overflow: hidden;
}

.case-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 123, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.03);
}

.case-label {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    margin-bottom: 1.5rem;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    background-color: rgba(0, 123, 255, 0.1);
    border: 1px solid rgba(0, 123, 255, 0.2);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.case-title {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

.case-section {
    margin-bottom: 2rem;
}

.case-subtitle {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.case-text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.case-result {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-white-05);
}

.result-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--color-accent-blue), rgba(0, 123, 255, 0.6));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-text {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.case-glow {
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 123, 255, 0.15), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

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

/* ===================================
   PROOF SECTION (TESTIMONIALS)
   =================================== */
.proof {
    padding: 8rem 1.5rem;
    background-color: var(--color-bg-primary);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    position: relative;
    padding: 2rem;
    border: 1px solid var(--color-white-05);
    border-radius: var(--radius-xl);
    background-color: rgba(255, 255, 255, 0.01);
    backdrop-filter: blur(4px);
    transition: all var(--transition-slow);
    transform-style: preserve-3d;
}

.testimonial-card:hover {
    border-color: var(--color-white-10);
    background-color: rgba(255, 255, 255, 0.03);
}

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.testimonial-company {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.company-logo {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    filter: grayscale(100%);
    transition: filter var(--transition-base);
}

.testimonial-card:hover .company-logo {
    filter: grayscale(0%);
}

.company-name {
    font-size: 0.875rem;
    font-weight: 500;
}

.rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.star-icon {
    color: var(--color-accent-blue);
}

.testimonial-content {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.testimonial-author {
    margin-top: auto;
}

.author-name {
    font-weight: 600;
    color: var(--color-text-primary);
}

.author-role {
    font-size: 0.875rem;
    color: rgba(148, 163, 184, 0.6);
}

.testimonial-glow {
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 123, 255, 0.1), transparent 80%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.testimonial-card:hover .testimonial-glow {
    opacity: 1;
}

/* ===================================
   COURSE REGISTRATION SECTION
   =================================== */
.course-registration {
    position: relative;
    padding: 8rem 1.5rem;
    background:
        radial-gradient(circle at 10% 20%, rgba(0, 123, 255, 0.12), transparent 35%),
        radial-gradient(circle at 85% 80%, rgba(0, 45, 90, 0.35), transparent 40%),
        linear-gradient(180deg, #090b0f 0%, #040507 100%);
    border-top: 1px solid var(--color-white-05);
    border-bottom: 1px solid var(--color-white-05);
}

.course-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin-bottom: 2rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid rgba(0, 123, 255, 0.35);
    border-radius: var(--radius-full);
    background-color: rgba(0, 123, 255, 0.08);
}

.course-form {
    position: relative;
    margin-top: 1.25rem;
    padding: 1rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 123, 255, 0.28);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
    backdrop-filter: blur(6px);
    overflow: hidden;
}

.course-form::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    background: radial-gradient(circle at 25% 15%, rgba(0, 123, 255, 0.17), transparent 45%);
    z-index: 0;
    pointer-events: none;
}

.course-form > * {
    position: relative;
    z-index: 1;
}

.form-honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.course-progress {
    height: 8px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.08);
    overflow: hidden;
    margin-bottom: 1.1rem;
}

.course-progress-bar {
    width: 0;
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, #b91c1c, #ef4444);
    transition: width var(--transition-base), background var(--transition-base);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.form-block {
    margin-bottom: 0.8rem;
    padding: 0.75rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 0.85rem;
    background: rgba(2, 10, 22, 0.35);
}

.form-block-title {
    margin-bottom: 0.6rem;
    font-size: 0.78rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: rgba(148, 163, 184, 0.95);
    font-weight: 700;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    border: 0;
    padding: 0;
    margin: 0;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label,
.form-group legend {
    font-size: 0.84rem;
    font-weight: 600;
    color: #dbe5f2;
}

.form-group legend {
    text-transform: none;
    letter-spacing: 0;
    color: #cfd9e8;
    font-size: 0.84rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    padding: 0.62rem 0.8rem;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    background-color: rgba(3, 8, 18, 0.8);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(148, 163, 184, 0.7);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(0, 123, 255, 0.9);
    box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.14);
}

.chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip-option {
    position: relative;
}

.chip-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.chip-option span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(148, 163, 184, 0.45);
    background-color: rgba(255, 255, 255, 0.02);
    color: #cbd5e1;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chip-option input:checked + span {
    color: #ffffff;
    border-color: rgba(0, 123, 255, 0.75);
    background-color: rgba(0, 123, 255, 0.2);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
}

.course-form-footer {
    margin-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.course-note {
    max-width: 480px;
}

.course-note {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

.btn-course-submit {
    min-width: 260px;
}

@media (min-width: 900px) {
    .form-group.half-desktop {
        grid-column: span 1;
    }

    .modal-message,
    .course-note,
    .form-group label,
    .form-group legend {
        white-space: nowrap;
    }
}

/* ===================================
   CTA SECTION
   =================================== */
.cta {
    position: relative;
    padding: 10rem 1.5rem;
    background-color: var(--color-bg-primary);
    overflow: hidden;
}

.parallax-shape {
    position: absolute;
    width: 24rem;
    height: 24rem;
    border-radius: 50%;
    filter: blur(120px);
}

.shape-1 {
    top: 0;
    right: 0;
    margin-right: -12rem;
    margin-top: -12rem;
    background-color: rgba(0, 45, 90, 0.1);
    animation: float 10s ease-in-out infinite;
}

.shape-2 {
    bottom: 0;
    left: 0;
    margin-left: -12rem;
    margin-bottom: -12rem;
    background-color: rgba(0, 123, 255, 0.1);
    animation: float 12s ease-in-out infinite reverse;
}

.cta-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin-bottom: 2rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-accent-blue);
    border: 1px solid rgba(0, 123, 255, 0.3);
    border-radius: var(--radius-full);
    background-color: rgba(0, 123, 255, 0.05);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.cta-title {
    font-size: clamp(3rem, 7vw, 4.5rem);
    font-weight: 700;
    text-align: center;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 2.5rem;
}

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

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: 5rem 1.5rem;
    background-color: #000;
    border-top: 1px solid var(--color-white-05);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo {
    height: 2.5rem;
    width: auto;
    transition: transform var(--transition-base);
}

.footer-logo:hover {
    transform: scale(1.05);
}

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

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color var(--transition-base);
}

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

.footer-copyright {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.2);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
    .hero-logo {
        top: 1rem;
    }

    .logo-img {
        height: 2.5rem;
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .features-grid,
    .testimonials-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .logos-grid {
        gap: 2rem 3rem;
    }

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

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

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

    .form-block {
        padding: 0.65rem;
    }

    .course-form {
        padding: 1.25rem;
    }

    .btn-course-submit {
        width: 100%;
        min-width: 0;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 2rem;
    }

    .footer-logo {
        height: 2rem;
    }

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

    .pricing-amount {
        font-size: 3rem;
    }

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

    .cta-title {
        font-size: 2.5rem;
    }
}