/* ==========================================================================
   AICA Design System - Premium Light Theme Style Guide Pivot
   Based on Slate Blue, Warm Gold, Alabaster off-white, and Circuit Traces.
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
    /* Color Palette */
    --bg-primary: #F6F6F3;        /* Warm Alabaster */
    --bg-secondary: #FAFAF8;      /* Cream Soft White */
    --bg-card: #FFFFFF;           /* Pure White */
    
    --brand-slate: #385A6E;       /* Muted Slate Blue */
    --brand-slate-light: #527A91; /* Mid-tone Slate */
    --brand-slate-rgb: 56, 90, 110;
    
    --brand-gold: #D9943B;        /* Warm Ochre Gold */
    --brand-gold-light: #EBB66C;  /* Light Gold */
    --brand-gold-rgb: 217, 148, 59;
    
    --accent-gradient: linear-gradient(135deg, var(--brand-slate) 0%, var(--brand-slate-light) 100%);
    --gold-gradient: linear-gradient(135deg, var(--brand-gold) 0%, var(--brand-gold-light) 100%);
    
    --text-primary: #1C2B35;      /* Dark Charcoal/Slate */
    --text-secondary: #4A5B66;    /* Soft Slate Gray */
    --text-muted: #7E8F99;        /* Muted Slate Gray */
    
    /* Layout Tokens */
    --border-color: rgba(56, 90, 110, 0.08);
    --border-hover: rgba(217, 148, 59, 0.25);
    
    /* Soft Tactile Shadow System */
    --card-shadow: 0 10px 30px -10px rgba(56, 90, 110, 0.07), 
                   0 1px 3px rgba(56, 90, 110, 0.02),
                   inset 0 1px 0 rgba(255, 255, 255, 0.6);
    --card-shadow-hover: 0 24px 48px -15px rgba(56, 90, 110, 0.12),
                         0 0 0 1px rgba(217, 148, 59, 0.2),
                         inset 0 1px 0 rgba(255, 255, 255, 0.8);
    
    /* Animation Easing */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Document Defaults & Scroll --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    scrollbar-width: thin;
    scrollbar-color: var(--brand-slate-light) var(--bg-primary);
}

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

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

::-webkit-scrollbar-thumb {
    background: rgba(56, 90, 110, 0.15);
    border-radius: 4px;
    border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(56, 90, 110, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
}

/* Elegant linen/canvas texture style guide overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: 
        repeating-linear-gradient(90deg, rgba(56, 90, 110, 0.005) 0px, rgba(56, 90, 110, 0.005) 1px, transparent 1px, transparent 4px),
        repeating-linear-gradient(0deg, rgba(56, 90, 110, 0.005) 0px, rgba(56, 90, 110, 0.005) 1px, transparent 1px, transparent 4px),
        linear-gradient(to bottom, #F6F6F3 0%, #EFEFEA 100%);
    opacity: 0.95;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(circle at center, transparent 30%, rgba(56, 90, 110, 0.015) 100%);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.25;
    color: var(--text-primary);
}

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

/* --- Layout Utility Classes --- */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.text-center { text-align: center; }
.w-full { width: 100%; }
.mt-6 { margin-top: 24px; }
.font-inter { font-family: 'Inter', sans-serif; }
.font-outfit { font-family: 'Outfit', sans-serif; }
.font-semibold { font-weight: 600; }

/* --- Background Grid & Circuit Traces --- */
.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(56, 90, 110, 0.01) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 90, 110, 0.01) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 90%);
    -webkit-mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 90%);
    z-index: 1;
    pointer-events: none;
}

.circuit-traces-container {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.circuit-svg {
    position: absolute;
    opacity: 0.85;
    pointer-events: none;
    transition: transform 0.1s ease-out;
}

.svg-top-left {
    top: 0;
    left: 0;
    width: 600px;
    height: auto;
}

.svg-bottom-right {
    bottom: 0;
    right: 0;
    width: 600px;
    height: auto;
}

/* --- Premium Tactile Cards --- */
.tactile-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: var(--card-shadow);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.tactile-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 1px;
    background: linear-gradient(to bottom right, rgba(255, 255, 255, 0.7), rgba(56, 90, 110, 0.02));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.tactile-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--border-hover);
}

/* --- Button Styling --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.btn-icon {
    margin-right: 8px;
    width: 18px;
    height: 18px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
    border-radius: 10px;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.05rem;
    border-radius: 14px;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(56, 90, 110, 0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(56, 90, 110, 0.25);
    background: linear-gradient(135deg, var(--brand-slate-light) 0%, var(--brand-slate) 100%);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: #ffffff;
    border: 1px solid rgba(56, 90, 110, 0.12);
    color: var(--brand-slate);
    box-shadow: 0 2px 6px rgba(56, 90, 110, 0.02);
}

.btn-secondary:hover {
    background: var(--bg-primary);
    border-color: var(--brand-gold-light);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(56, 90, 110, 0.05);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-spotify {
    background: #1DB954;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(29, 185, 84, 0.15);
}

.btn-spotify:hover {
    background: #1ed760;
    box-shadow: 0 8px 20px rgba(29, 185, 84, 0.25);
    transform: translateY(-2px);
}

/* --- Loader System --- */
.loader-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s;
}

.loader-overlay.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.loader-logo-wrapper {
    margin-bottom: 24px;
    animation: loader-glow 2.5s infinite ease-in-out;
}

.loader-logo-img {
    max-width: 220px;
    height: auto;
    mix-blend-mode: multiply;
}

@keyframes loader-glow {
    0%, 100% { filter: drop-shadow(0 4px 12px rgba(56, 90, 110, 0.15)); }
    50% { filter: drop-shadow(0 8px 24px rgba(217, 148, 59, 0.3)); }
}

.loader-bar-bg {
    width: 200px;
    height: 4px;
    background: rgba(56, 90, 110, 0.08);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 16px;
}

.loader-bar {
    width: 0%;
    height: 100%;
    background: var(--accent-gradient);
    animation: fill-loader 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fill-loader {
    0% { width: 0%; }
    100% { width: 100%; }
}

.loader-text {
    font-size: 0.8rem;
    color: var(--brand-slate-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
}

/* --- Header / Navigation --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background-color: rgba(246, 246, 243, 0.8);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 14px;
    transition: var(--transition-smooth);
}

.logo-img {
    height: 52px;
    width: auto;
    mix-blend-mode: multiply;
    transition: var(--transition-smooth);
}

.logo-img:hover {
    transform: scale(1.03);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--brand-slate);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.5rem;
}

/* Mobile Nav Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 24px;
    z-index: 99;
    flex-direction: column;
    gap: 16px;
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.mobile-nav.open {
    transform: translateY(0);
    opacity: 1;
    display: flex;
}

.mobile-nav-link {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link:hover {
    color: var(--brand-slate);
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    min-height: 72vh; /* Shorter min-height so content below the fold peeks through */
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 140px;
    padding-bottom: 40px;
    overflow: hidden;
    z-index: 2;
}

.hero-container {
    position: relative;
    z-index: 10;
    max-width: 900px;
}

.badge-container {
    margin-bottom: 24px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 30px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 6px rgba(56, 90, 110, 0.03);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--brand-slate-light);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--brand-gold);
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.4; }
    100% { transform: scale(1); opacity: 1; }
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    line-height: 1.15;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(to right, var(--brand-slate) 30%, var(--brand-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto 48px auto;
    font-weight: 400;
    line-height: 1.65;
}

.hero-ctas {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

/* --- Section Title Defaults --- */
.section-header {
    margin-bottom: 64px;
}

.section-tag {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--brand-gold);
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- About Section --- */
.about-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
}

.about-lead {
    font-size: 1.4rem;
    color: var(--brand-slate);
    margin-bottom: 24px;
    font-weight: 600;
    line-height: 1.5;
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.focus-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.focus-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.focus-bullet {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(56, 90, 110, 0.05);
    color: var(--brand-slate);
    display: flex;
    align-items: center;
    justify-content: center;
}

.focus-bullet svg {
    width: 14px;
    height: 14px;
}

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.visual-card-wrapper {
    position: relative;
    width: 100%;
    max-width: 440px;
}

.tactile-visual-card {
    background: #FAFAF8;
    border: 1px solid rgba(56, 90, 110, 0.06);
    border-radius: 24px;
    padding: 56px 40px;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 
      inset 0 2px 4px rgba(255, 255, 255, 0.9), 
      0 20px 40px -10px rgba(56, 90, 110, 0.08);
}

.brand-visual-logo-img {
    width: 100%;
    max-width: 240px;
    height: auto;
    mix-blend-mode: multiply;
    margin-bottom: 24px;
    filter: drop-shadow(0 4px 10px rgba(56, 90, 110, 0.06));
}

.brand-visual-tagline {
    color: var(--brand-slate);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}

.brand-visual-sub {
    color: var(--brand-gold);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.floating-badge {
    position: absolute;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px 16px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 25px rgba(56, 90, 110, 0.05);
    z-index: 3;
    transition: var(--transition-bounce);
}

.floating-badge svg {
    width: 14px;
    height: 14px;
}

.badge-top-right {
    top: -20px;
    right: -10px;
    border-color: rgba(217, 148, 59, 0.2);
    color: var(--brand-gold);
    animation: hover-bounce-1 4s infinite alternate ease-in-out;
}

.badge-bottom-left {
    bottom: -20px;
    left: -10px;
    border-color: rgba(56, 90, 110, 0.15);
    color: var(--brand-slate);
    animation: hover-bounce-2 4s infinite alternate ease-in-out 1s;
}

@keyframes hover-bounce-1 {
    0% { transform: translateY(0); }
    100% { transform: translateY(-8px); }
}

@keyframes hover-bounce-2 {
    0% { transform: translateY(0); }
    100% { transform: translateY(8px); }
}

/* --- Why AICA Section (Feature Grid) --- */
.features-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 40px;
    position: relative;
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(56, 90, 110, 0.04);
    border: 1px solid rgba(56, 90, 110, 0.1);
    color: var(--brand-slate);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition-bounce);
}

.feature-card:hover .feature-icon-wrapper {
    background: var(--accent-gradient);
    color: #ffffff;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 15px rgba(56, 90, 110, 0.15);
}

.feature-card-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-card-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Learning Framework Section --- */
.framework-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.framework-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    align-items: stretch;
    min-height: 400px;
}

.framework-steps-nav {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
}

.framework-step-tab {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 18px 24px;
    border-radius: 16px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(56, 90, 110, 0.01);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.framework-step-tab:hover {
    background: #FAFAF8;
    border-color: rgba(56, 90, 110, 0.12);
}

.framework-step-tab.active {
    background: rgba(56, 90, 110, 0.03);
    border-color: rgba(56, 90, 110, 0.15);
    box-shadow: inset 0 1px 3px rgba(56, 90, 110, 0.05);
}

.step-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.framework-step-tab.active .step-num {
    color: var(--brand-gold);
    transform: scale(1.1);
}

.step-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.framework-step-tab.active .step-label {
    color: var(--text-primary);
}

.framework-display-panel {
    padding: 48px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: relative;
    height: 480px; /* Fixed height on desktop to strictly prevent layout shifts */
}

.panel-glow {
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(217, 148, 59, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.framework-content-block {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.framework-content-block.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.framework-header {
    margin-bottom: 24px;
}

.framework-step-badge {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--brand-slate);
    background: rgba(56, 90, 110, 0.05);
    border: 1px solid rgba(56, 90, 110, 0.1);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
    margin-bottom: 12px;
}

.framework-card-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.framework-card-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.framework-perk-box {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.perk-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    display: block;
    margin-bottom: 16px;
}

.perk-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    list-style: none;
}

.perk-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.perk-list li svg {
    width: 16px;
    height: 16px;
    color: var(--brand-gold);
    flex-shrink: 0;
}

/* --- Podcast Section --- */
.podcast-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.podcast-premium-card {
    padding: 56px;
    position: relative;
    background: var(--bg-card);
}

.podcast-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 56px;
    align-items: center;
}

.podcast-artwork-wrapper {
    position: relative;
    width: 320px;
    height: 320px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 40px -10px rgba(56, 90, 110, 0.15);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
}

.podcast-artwork {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.podcast-artwork-wrapper:hover .podcast-artwork {
    transform: scale(1.04);
}

/* Mini Audio Visualizer overlay */
.mini-visualizer {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 24px;
    padding: 6px 8px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border-radius: 6px;
    border: 1px solid rgba(56, 90, 110, 0.08);
}

.mini-visualizer .bar {
    width: 2px;
    background: var(--brand-gold);
    border-radius: 1px;
    animation: sound-wave 0.8s ease-in-out infinite alternate;
}

.bar-1 { height: 6px; animation-delay: 0.1s !important; }
.bar-2 { height: 12px; animation-delay: 0.3s !important; }
.bar-3 { height: 18px; animation-delay: 0.5s !important; }
.bar-4 { height: 10px; animation-delay: 0.2s !important; }
.bar-5 { height: 14px; animation-delay: 0.4s !important; }

@keyframes sound-wave {
    0% { transform: scaleY(0.4); }
    100% { transform: scaleY(1.1); }
}

.podcast-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.podcast-tag-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.podcast-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 8px;
    background: rgba(56, 90, 110, 0.05);
    border: 1px solid rgba(56, 90, 110, 0.1);
    color: var(--brand-slate);
    font-size: 0.8rem;
    font-weight: 700;
}

.podcast-badge svg {
    width: 14px;
    height: 14px;
    margin-right: 6px;
}

.duration-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 8px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
}

.podcast-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.podcast-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 36px;
}

.podcast-ctas {
    margin-bottom: 40px;
}

.platform-list {
    display: flex;
    align-items: center;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.platform-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

.platform-icons {
    display: flex;
    align-items: center;
    gap: 16px;
}

.platform-link {
    color: var(--brand-slate-light);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #ffffff;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.platform-link:hover {
    color: var(--brand-gold);
    background: var(--bg-primary);
    border-color: var(--brand-gold-light);
    transform: translateY(-2px);
}

/* --- Patreon Section --- */
.patreon-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}

.pricing-card {
    padding: 48px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.premium-card {
    border-color: rgba(217, 148, 59, 0.2);
    box-shadow: 0 15px 40px -10px rgba(56, 90, 110, 0.12);
}

.card-glow-edge {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gold-gradient);
}

.pricing-header {
    margin-bottom: 32px;
}

.tier-badge {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--brand-slate-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 16px;
}

.premium-card .tier-badge {
    color: var(--brand-gold);
}

.tier-tag-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.tier-tag-wrapper .tier-badge {
    margin-bottom: 0;
}

.pop-tag {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--gold-gradient);
    color: #ffffff;
    padding: 4px 10px;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(217, 148, 59, 0.2);
}

.price-container {
    display: flex;
    align-items: flex-end;
    margin-bottom: 12px;
}

.currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-right: 4px;
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 0.9;
}

.period {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-left: 4px;
}

.tier-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
}

.p-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.check-icon {
    color: var(--brand-gold);
    width: 18px;
    height: 18px;
    margin-top: 3px;
    flex-shrink: 0;
}

.p-feature-item span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.pricing-action {
    margin-top: auto;
}

/* --- Final CTA Section --- */
.final-cta-section {
    padding: 120px 0;
    position: relative;
    z-index: 2;
    overflow: hidden;
}

.final-cta-section .section-container {
    position: relative;
    max-width: 800px;
}

.glow-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(217, 148, 59, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 1;
}

.final-cta-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 40px;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 2;
}

.final-cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    position: relative;
    z-index: 2;
}

/* --- Footer --- */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 80px 0 40px 0;
    background-color: #FAFAF8;
    position: relative;
    z-index: 2;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 64px;
}

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

.footer-tagline {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 320px;
    line-height: 1.6;
}

.footer-nav, .footer-socials {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-nav-title {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--brand-slate);
}

.footer-nav-link {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.footer-nav-link:hover {
    color: var(--brand-slate);
}

.footer-social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    color: var(--brand-slate-light);
    transition: var(--transition-smooth);
}

.social-link:hover {
    color: var(--brand-gold);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(56, 90, 110, 0.04);
    padding-top: 32px;
}

.copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* --- Scroll Entrance Animations --- */
.scroll-trigger {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-trigger.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hero delays */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.25rem;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .about-visual {
        order: -1;
    }
    .framework-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .framework-steps-nav {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    .framework-step-tab {
        padding: 12px 20px;
    }
    .framework-display-panel {
        height: auto;
        min-height: auto;
    }
}

@media (max-width: 768px) {
    .nav-menu, .nav-actions {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-ctas .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .podcast-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
        justify-items: center;
        min-width: 0;
        width: 100%;
    }

    .podcast-premium-card {
        padding: clamp(20px, 6vw, 32px);
    }
    
    .podcast-artwork-wrapper {
        width: 100%;
        max-width: 320px;
        min-width: 0;
        height: auto;
        aspect-ratio: 1 / 1;
        margin: 0 auto;
    }

    .podcast-info {
        align-items: center;
        min-width: 0;
        width: 100%;
        text-align: center;
    }
    
    .podcast-tag-group {
        justify-content: center;
        flex-wrap: wrap;
        width: 100%;
    }

    .podcast-title,
    .podcast-desc,
    .podcast-ctas,
    .platform-list {
        width: 100%;
    }

    .podcast-title {
        font-size: clamp(1.55rem, 6.8vw, 2.1rem);
    }

    .podcast-ctas,
    .platform-list {
        justify-content: center;
    }

    .podcast-ctas {
        display: flex;
    }

    .platform-list {
        flex-wrap: wrap;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta-title {
        font-size: 2.5rem;
    }
    
    .final-cta-buttons {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .final-cta-buttons .btn {
        width: 100%;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* --- Blueprint Grid and Decoration Guides --- */
.section-container {
    position: relative;
    border-left: 1px solid rgba(56, 90, 110, 0.05);
    border-right: 1px solid rgba(56, 90, 110, 0.05);
}

.grid-cross {
    position: absolute;
    width: 13px;
    height: 13px;
    pointer-events: none;
    opacity: 0.25;
    z-index: 10;
}

.grid-cross::before, .grid-cross::after {
    content: '';
    position: absolute;
    background-color: var(--brand-slate);
}

.grid-cross::before {
    top: 6px;
    left: 0;
    width: 13px;
    height: 1px;
}

.grid-cross::after {
    top: 0;
    left: 6px;
    width: 1px;
    height: 13px;
}

.deco-top-left {
    top: -7px;
    left: -7px;
}

.deco-top-right {
    top: -7px;
    right: -7px;
}