/* ==========================================================================
   DYNAMIC THEMES / TECNICOELHO — SEO, ADS & CONTENT IMMERSIVE EXPERIENCE
   Warm Editorial Studio Design System (Strictly Zero Neon-Tech)
   Inspirations: Lircle Studio, NordPixel Swiss Architecture, RothFinder
   ========================================================================== */

:root {
    --exp-terracotta: #c25e38;
    --exp-terracotta-soft: rgba(194, 94, 56, 0.12);
    --exp-terracotta-glow: rgba(194, 94, 56, 0.35);
    --exp-sand: #ded6c8;
    --exp-linen: #f4efe9;
    --exp-linen-dark: #e8e0d5;
    --exp-sage: #233a2e;
    --exp-sage-soft: rgba(35, 58, 46, 0.12);
    --exp-basalt: #0e1014;
    --exp-basalt-surface: #15181e;
    --exp-card-border: rgba(222, 214, 200, 0.12);
    --exp-text-primary: #f7f6f2;
    --exp-text-muted: #a39e93;
    --exp-gold: #c99e52;
    --exp-font-display: var(--font-display, 'Figtree', sans-serif);
    --exp-font-body: var(--font-body, 'Barlow', sans-serif);
    --exp-font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

/* ── Container & Global Experience Wrapper ── */
.experience-narrative-container,
.storytelling-landing .experience-narrative-container {
    width: 100% !important;
    position: relative !important;
    padding: clamp(40px, 6vh, 80px) clamp(20px, 4vw, 48px) !important;
    box-sizing: border-box !important;
    background: transparent !important;
    color: var(--exp-text-primary) !important;
    display: block !important;
    min-height: auto !important;
}

.experience-page-container {
    max-width: 100% !important;
    padding-top: clamp(90px, 12vh, 140px) !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    padding-bottom: 60px !important;
    min-height: calc(100vh - 120px) !important;
}

.experience-narrative-container section,
.storytelling-landing .experience-narrative-container section {
    padding: 0 !important;
    min-height: auto !important;
    display: block !important;
    align-items: stretch !important;
    border: none !important;
    background: transparent !important;
}

.exp-inner-wrap {
    max-width: 1240px;
    margin: 0 auto;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: clamp(70px, 10vh, 120px);
}

/* ── Experience Header (Hero Sencillo) ── */
.exp-hero-header {
    text-align: center;
    max-width: 920px;
    margin: 0 auto;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.exp-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 18px;
    border-radius: 999px;
    background: var(--exp-terracotta-soft);
    border: 1px solid rgba(194, 94, 56, 0.3);
    color: var(--exp-sand);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 22px;
}

.exp-pill-badge .exp-pill-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--exp-terracotta);
    box-shadow: 0 0 8px var(--exp-terracotta);
}

.exp-hero-title {
    font-family: var(--exp-font-display);
    font-size: clamp(2rem, 4vw, 3.4rem);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.025em;
    color: var(--exp-text-primary);
    margin: 0 0 20px 0;
}

.exp-hero-title span.exp-highlight {
    color: var(--exp-terracotta);
    position: relative;
    display: inline-block;
}

.exp-hero-title span.exp-highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(194, 94, 56, 0.4);
}

.exp-hero-desc {
    font-family: var(--exp-font-body);
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    line-height: 1.7;
    color: var(--exp-text-muted);
    max-width: 780px;
    margin: 0 0 34px 0;
}

/* Quick Chapter Navigation Ribbon */
.exp-chapters-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 8px;
    border-radius: 999px;
    background: rgba(21, 24, 30, 0.85);
    border: 1px solid var(--exp-card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.exp-chapter-link {
    font-family: var(--exp-font-display);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--exp-sand);
    text-decoration: none;
    padding: 8px 18px;
    border-radius: 999px;
    transition: all 0.25s ease;
    border: 1px solid transparent;
}

.exp-chapter-link:hover,
.exp-chapter-link.active {
    background: var(--exp-terracotta-soft);
    color: #ffffff;
    border-color: rgba(194, 94, 56, 0.4);
}

/* ── Section Title Standardized across Chapters ── */
.exp-chapter-header {
    margin-bottom: 36px;
}

.exp-chapter-tag {
    font-family: var(--exp-font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--exp-terracotta);
    margin-bottom: 8px;
    display: inline-block;
}

.exp-chapter-title {
    font-family: var(--exp-font-display);
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    font-weight: 800;
    line-height: 1.22;
    color: var(--exp-text-primary);
    margin: 0 0 12px 0;
    letter-spacing: -0.02em;
}

.exp-chapter-subtitle {
    font-family: var(--exp-font-body);
    font-size: 1.02rem;
    line-height: 1.65;
    color: var(--exp-text-muted);
    max-width: 680px;
    margin: 0;
}

/* ==========================================================================
   CAPÍTULO 1: AUDITORÍA TÉCNICA WORDPRESS & AEO (3D FLIP STAGE)
   ========================================================================== */
.exp-audit-stage {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
}

.exp-audit-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.exp-feature-pill-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.exp-feature-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 20px;
    border-radius: 14px;
    background: rgba(21, 24, 30, 0.5);
    border: 1px solid var(--exp-card-border);
    transition: all 0.25s ease;
}

.exp-feature-row:hover {
    background: rgba(21, 24, 30, 0.85);
    border-color: rgba(194, 94, 56, 0.35);
    transform: translateX(4px);
}

.exp-feature-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--exp-terracotta-soft);
    border: 1px solid rgba(194, 94, 56, 0.25);
    color: var(--exp-terracotta);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
}

.exp-feature-text h4 {
    font-family: var(--exp-font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--exp-text-primary);
    margin: 0 0 4px 0;
}

.exp-feature-text p {
    font-family: var(--exp-font-body);
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--exp-text-muted);
    margin: 0;
}

/* 3D Flip Card Container */
.exp-flip-container {
    perspective: 1200px;
    width: 100%;
    min-height: 460px;
    position: relative;
    cursor: pointer;
}

.exp-flip-card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.75s cubic-bezier(0.2, 0.85, 0.32, 1.2);
    border-radius: 22px;
}

.exp-flip-container.flipped .exp-flip-card {
    transform: rotateY(180deg);
}

.exp-flip-front,
.exp-flip-back {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 22px;
    padding: clamp(24px, 3.5vw, 36px);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--exp-basalt-surface);
    border: 1px solid var(--exp-card-border);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.45);
}

.exp-flip-back {
    transform: rotateY(180deg);
    background: linear-gradient(145deg, #181c22 0%, #111418 100%);
    border-color: rgba(194, 94, 56, 0.35);
}

.exp-flip-top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--exp-card-border);
    margin-bottom: 20px;
}

.exp-flip-badge {
    font-family: var(--exp-font-mono);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 6px;
    background: var(--exp-terracotta-soft);
    color: var(--exp-sand);
    border: 1px solid rgba(194, 94, 56, 0.3);
}

.exp-flip-hint {
    font-size: 0.76rem;
    color: var(--exp-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.exp-audit-checklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.exp-audit-check-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.88rem;
}

.exp-audit-check-item .status-tag {
    font-family: var(--exp-font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

.status-tag.ok {
    background: rgba(46, 89, 68, 0.3);
    color: #85d5a7;
    border: 1px solid rgba(46, 89, 68, 0.5);
}

.status-tag.warn {
    background: rgba(194, 94, 56, 0.25);
    color: #e59374;
    border: 1px solid rgba(194, 94, 56, 0.4);
}

.exp-flip-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--exp-card-border);
    margin-top: 20px;
    font-size: 0.82rem;
    color: var(--exp-text-muted);
}

.exp-btn-flip-trigger {
    background: transparent;
    border: 1px solid rgba(194, 94, 56, 0.4);
    color: var(--exp-sand);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.exp-btn-flip-trigger:hover {
    background: var(--exp-terracotta);
    color: #ffffff;
    border-color: var(--exp-terracotta);
}

/* ==========================================================================
   CAPÍTULO 2: PAGESPEED INSIGHTS 99/100 (NORDPIXEL SWISS ARCHITECTURAL BAND)
   ========================================================================== */
.exp-light-band-section {
    background: var(--exp-linen);
    color: var(--exp-basalt);
    border-radius: 28px;
    padding: clamp(40px, 6vw, 64px) clamp(28px, 5vw, 60px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(222, 214, 200, 0.8);
}

.exp-light-band-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--exp-terracotta) 0%, #c99e52 50%, var(--exp-sage) 100%);
}

.exp-light-band-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 1.5px solid rgba(14, 16, 20, 0.1);
}

.exp-light-band-header h3 {
    font-family: var(--exp-font-display);
    font-size: clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight: 800;
    color: var(--exp-basalt);
    letter-spacing: -0.02em;
    margin: 0 0 8px 0;
}

.exp-light-band-header p {
    font-family: var(--exp-font-body);
    font-size: 1.05rem;
    color: #575249;
    max-width: 600px;
    margin: 0;
    line-height: 1.6;
}

.exp-speed-score-circle {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #ffffff;
    padding: 12px 24px;
    border-radius: 18px;
    border: 1px solid rgba(14, 16, 20, 0.08);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.exp-score-number {
    font-family: var(--exp-font-mono);
    font-size: 2.8rem;
    font-weight: 900;
    color: #2e5944;
    line-height: 1;
}

.exp-score-label {
    display: flex;
    flex-direction: column;
}

.exp-score-label strong {
    font-size: 0.92rem;
    color: var(--exp-basalt);
    font-weight: 800;
}

.exp-score-label span {
    font-size: 0.78rem;
    color: #7a7469;
}

.exp-metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.exp-metric-card {
    background: #ffffff;
    border-radius: 18px;
    padding: 24px;
    border: 1px solid rgba(14, 16, 20, 0.08);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.exp-metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

.exp-metric-code {
    font-family: var(--exp-font-mono);
    font-size: 0.84rem;
    font-weight: 700;
    color: #7a7469;
    margin-bottom: 8px;
}

.exp-metric-value {
    font-family: var(--exp-font-mono);
    font-size: 2.2rem;
    font-weight: 800;
    color: #2e5944;
    line-height: 1.1;
    margin-bottom: 8px;
}

.exp-metric-title {
    font-family: var(--exp-font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--exp-basalt);
    margin: 0 0 6px 0;
}

.exp-metric-desc {
    font-family: var(--exp-font-body);
    font-size: 0.84rem;
    color: #635d52;
    line-height: 1.5;
    margin: 0;
}

/* ==========================================================================
   CAPÍTULO 3: META ADS & GOOGLE ADS (ROTHFINDER STICKY STACKING CARDS)
   ========================================================================== */
.exp-stacking-section {
    position: relative;
    width: 100%;
}

.exp-stacking-cards-container {
    display: flex;
    flex-direction: column;
    gap: 32px;
    position: relative;
}

.exp-stack-card {
    position: sticky;
    top: 110px;
    border-radius: 24px;
    padding: clamp(32px, 4vw, 48px);
    box-sizing: border-box;
    background: var(--exp-basalt-surface);
    border: 1px solid var(--exp-card-border);
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.4);
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
    transition: transform 0.3s ease;
}

.exp-stack-card:nth-child(1) {
    top: 100px;
    border-top: 2px solid var(--exp-terracotta);
}

.exp-stack-card:nth-child(2) {
    top: 124px;
    border-top: 2px solid var(--exp-gold);
    background: #181a20;
}

.exp-stack-card:nth-child(3) {
    top: 148px;
    border-top: 2px solid var(--exp-sage);
    background: #12161b;
}

.exp-stack-card-content h4 {
    font-family: var(--exp-font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--exp-text-primary);
    margin: 0 0 14px 0;
    letter-spacing: -0.015em;
}

.exp-stack-card-content p {
    font-family: var(--exp-font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--exp-text-muted);
    margin: 0 0 24px 0;
}

.exp-kpi-bullets {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.exp-kpi-badge {
    padding: 8px 16px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--exp-card-border);
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--exp-sand);
}

.exp-kpi-badge strong {
    color: #ffffff;
    font-weight: 700;
}

.exp-stack-card-visual {
    background: rgba(14, 16, 20, 0.6);
    border-radius: 18px;
    padding: 24px;
    border: 1px solid var(--exp-card-border);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.exp-visual-metric-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.exp-visual-metric-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.exp-metric-left {
    display: flex;
    flex-direction: column;
}

.exp-metric-left span.label {
    font-size: 0.78rem;
    color: var(--exp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.exp-metric-left span.value {
    font-family: var(--exp-font-mono);
    font-size: 1.3rem;
    font-weight: 800;
    color: #ffffff;
}

.exp-metric-graph-preview {
    height: 38px;
    width: 100px;
    display: flex;
    align-items: flex-end;
    gap: 4px;
}

.exp-graph-bar {
    flex: 1;
    background: var(--exp-terracotta);
    border-radius: 3px 3px 0 0;
    opacity: 0.45;
    transition: height 0.4s ease, opacity 0.4s ease;
}

.exp-graph-bar.high {
    opacity: 1;
    background: var(--exp-terracotta);
}

/* ==========================================================================
   CAPÍTULO 4: VIDEO VERTICAL & GRILLA SEMANAL (LIRCLE CREATIVE MATRIX)
   ========================================================================== */
.exp-content-matrix-section {
    position: relative;
    width: 100%;
}

.exp-matrix-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 14px;
}

.exp-matrix-day-card {
    background: var(--exp-basalt-surface);
    border: 1px solid var(--exp-card-border);
    border-radius: 16px;
    padding: 18px 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 240px;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.exp-matrix-day-card:hover {
    transform: translateY(-4px);
    border-color: rgba(194, 94, 56, 0.4);
}

.exp-day-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.exp-day-name {
    font-family: var(--exp-font-mono);
    font-size: 0.78rem;
    font-weight: 800;
    color: var(--exp-sand);
    text-transform: uppercase;
}

.exp-day-format {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--exp-terracotta-soft);
    color: var(--exp-sand);
}

.exp-day-hook {
    font-family: var(--exp-font-display);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--exp-text-primary);
    line-height: 1.4;
    margin: 0 0 10px 0;
}

.exp-day-objective {
    font-family: var(--exp-font-body);
    font-size: 0.78rem;
    color: var(--exp-text-muted);
    line-height: 1.45;
    margin: 0;
}

.exp-day-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: 12px;
}

.exp-channel-badge {
    font-size: 0.72rem;
    color: var(--exp-text-muted);
}

.exp-channel-badge.ig { color: #f48a60; }
.exp-channel-badge.tt { color: #85d5a7; }
.exp-channel-badge.yt { color: #e59374; }

/* Video Hooks Framework Showcase */
.exp-video-hooks-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 40px;
}

.exp-video-rules-card {
    background: rgba(21, 24, 30, 0.6);
    border: 1px solid var(--exp-card-border);
    border-radius: 20px;
    padding: 32px;
}

.exp-video-rules-card h4 {
    font-family: var(--exp-font-display);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--exp-text-primary);
    margin: 0 0 16px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.exp-hook-item-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.exp-hook-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.exp-hook-num {
    font-family: var(--exp-font-mono);
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--exp-terracotta);
    padding-top: 2px;
}

.exp-hook-text strong {
    display: block;
    font-size: 0.92rem;
    color: var(--exp-text-primary);
    margin-bottom: 2px;
}

.exp-hook-text span {
    font-size: 0.84rem;
    color: var(--exp-text-muted);
    line-height: 1.45;
    display: block;
}

/* ==========================================================================
   CAPÍTULO 5: ECOSISTEMA INTEGRAL & CTA DE CONVERSIÓN DIRECTA
   ========================================================================== */
.exp-cta-card {
    background: linear-gradient(145deg, #181a20 0%, #101216 100%);
    border: 1px solid rgba(194, 94, 56, 0.35);
    border-radius: 28px;
    padding: clamp(40px, 6vw, 70px) clamp(28px, 5vw, 60px);
    text-align: center;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.exp-cta-card::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(194, 94, 56, 0.12) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.exp-cta-title {
    font-family: var(--exp-font-display);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--exp-text-primary);
    max-width: 780px;
    margin: 0 0 18px 0;
    letter-spacing: -0.02em;
}

.exp-cta-desc {
    font-family: var(--exp-font-body);
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--exp-text-muted);
    max-width: 650px;
    margin: 0 0 36px 0;
}

.exp-cta-actions-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 16px;
    width: 100%;
    max-width: 580px;
}

.exp-primary-btn {
    flex: 1 1 240px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--exp-terracotta);
    color: #ffffff;
    font-family: var(--exp-font-display);
    font-size: 0.98rem;
    font-weight: 800;
    padding: 16px 28px;
    border-radius: 14px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 24px var(--exp-terracotta-glow);
    transition: all 0.25s ease;
}

.exp-primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px var(--exp-terracotta-glow);
    background: #d4683f;
    color: #ffffff;
}

.exp-secondary-btn {
    flex: 1 1 200px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--exp-card-border);
    color: var(--exp-sand);
    font-family: var(--exp-font-display);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 16px 24px;
    border-radius: 14px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.exp-secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border-color: rgba(222, 214, 200, 0.3);
}

.exp-guarantee-note {
    font-size: 0.84rem;
    color: var(--exp-text-muted);
    margin-top: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE BREAKPOINTS)
   ========================================================================== */
@media (max-width: 1100px) {
    .exp-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .exp-matrix-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .exp-matrix-day-card:last-child {
        grid-column: span 2;
    }

    .exp-stack-card {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .exp-audit-stage {
        grid-template-columns: 1fr;
    }

    .exp-flip-container {
        min-height: 480px;
    }

    .exp-metrics-grid {
        grid-template-columns: 1fr;
    }

    .exp-matrix-grid {
        grid-template-columns: 1fr;
    }

    .exp-matrix-day-card:last-child {
        grid-column: auto;
    }

    .exp-video-hooks-showcase {
        grid-template-columns: 1fr;
    }

    .exp-light-band-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .exp-speed-score-circle {
        width: 100%;
        box-sizing: border-box;
    }

    .exp-stack-card {
        top: 80px !important;
        padding: 24px;
    }
}