/* ==========================================================================
   CSI INSTITUTE OF TECHNOLOGY ADMISSIONS ADS - CASE STUDY STYLESHEET
   Original Portfolio Rust (#B7410E), Beige, and Black Color Theme
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Google+Sans+Flex:opsz,wght@6..144,1..1000&display=swap');

:root {
    --ad-csi-primary: var(--primary-color, #B7410E);
    --ad-csi-primary-glow: rgba(183, 65, 14, 0.25);
    --ad-csi-primary-dim: rgba(183, 65, 14, 0.15);
    --ad-csi-secondary: var(--secondary-color, #000000);
    --ad-csi-accent: var(--text-color, beige);
    --ad-csi-accent-glow: rgba(245, 245, 220, 0.25);
    --ad-csi-accent-dim: rgba(245, 245, 220, 0.15);
    --ad-csi-bg: var(--secondary-color, #000000);
    --ad-csi-card-bg: rgba(20, 20, 20, 0.45);
    --ad-csi-card-border: rgba(183, 65, 14, 0.15);
    --ad-csi-text: var(--text-color, beige);
    --ad-csi-text-dim: rgba(245, 245, 220, 0.65);
    --ad-csi-text-dark: rgba(245, 245, 220, 0.4);
}

/* Base Case Study Styling */
.ad-csi-case-study {
    background-color: var(--ad-csi-bg);
    color: var(--ad-csi-text);
    font-family: "Google Sans Flex", sans-serif;
    overflow-x: hidden;
    position: relative;
}

/* Ambient Glow Background Blocks */
.ad-csi-glow-bg {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--ad-csi-primary-glow) 0%, rgba(0, 0, 0, 0) 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.8;
}

.ad-csi-outer-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5vw;
    position: relative;
    z-index: 10;
}

/* Section Header Styling */
.ad-csi-section-header {
    margin-bottom: 60px;
}

.ad-csi-section-sub {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--ad-csi-primary);
    display: block;
    margin-bottom: 15px;
    font-weight: 700;
}

.ad-csi-section-title {
    font-family: "Google Sans Flex", sans-serif;
    font-size: clamp(32px, 4.5vw, 64px);
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -1px;
    text-transform: uppercase;
}

.ad-csi-section-title span {
    color: var(--ad-csi-primary);
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.ad-csi-hero {
    position: relative;
    padding-top: 140px;
    padding-bottom: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.ad-csi-hero-layout {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 60px;
    align-items: center;
}

.ad-csi-hero-content {
    z-index: 10;
}

.ad-csi-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(183, 65, 14, 0.1);
    border: 1px solid rgba(183, 65, 14, 0.2);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--ad-csi-primary);
    margin-bottom: 30px;
}

.ad-csi-pulse-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--ad-csi-primary);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 10px var(--ad-csi-primary);
    animation: ad-csi-pulse 2s infinite;
}

@keyframes ad-csi-pulse {
    0% {
        transform: scale(0.9);
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(183, 65, 14, 0.7);
    }

    70% {
        transform: scale(1.1);
        opacity: 0.5;
        box-shadow: 0 0 0 10px rgba(183, 65, 14, 0);
    }

    100% {
        transform: scale(0.9);
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(183, 65, 14, 0);
    }
}

.ad-csi-hero-title {
    font-family: "Google Sans Flex", sans-serif;
    font-size: clamp(42px, 5.5vw, 80px);
    line-height: 1.05;
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.ad-csi-hero-title span {
    display: block;
    color: var(--ad-csi-primary);
}

.ad-csi-hero-sub {
    font-size: clamp(16px, 1.8vw, 21px);
    line-height: 1.6;
    color: var(--ad-csi-text-dim);
    margin-bottom: 45px;
    max-width: 720px;
}

/* Snap Grid */
.ad-csi-hero-snap-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
    margin-top: 25px;
}

.ad-csi-snap-item {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px 26px;
    border-radius: 12px;
    border: 1px solid transparent;
    border-left: 3px solid transparent;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.ad-csi-snap-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 10% 20%, rgba(183, 65, 14, 0.06) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}


.ad-csi-snap-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--ad-csi-text-dark);
    font-weight: 600;
    transition: color 0.3s ease;
}

.ad-csi-snap-item:hover .ad-csi-snap-label {
    color: var(--ad-csi-primary);
}

.ad-csi-snap-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--ad-csi-text);
    line-height: 1.45;
    transition: color 0.3s ease;
}

.ad-csi-snap-item:hover .ad-csi-snap-value {
    color: #ffffff;
}

/* Hero Visual Panel - Animated Ads Dashboard SVG */
.ad-csi-hero-visual-panel {
    position: relative;
    border-radius: 24px;
    background: rgba(20, 20, 20, 0.45);
    border: 1px solid rgba(183, 65, 14, 0.15);
    backdrop-filter: blur(10px);
    padding: 24px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
}

.ad-csi-dashboard-svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.ad-csi-dash-line {
    stroke-dasharray: 8, 8;
    animation: ad-csi-dash 20s linear infinite;
}

@keyframes ad-csi-dash {
    to {
        stroke-dashoffset: -1000;
    }
}

.ad-csi-radar-circle {
    animation: ad-csi-radar-fade 3s ease-out infinite;
    transform-origin: 200px 200px;
}

@keyframes ad-csi-radar-fade {
    0% {
        r: 20;
        opacity: 0.8;
    }

    100% {
        r: 160;
        opacity: 0;
    }
}

/* ==========================================================================
   2. INTERACTIVE TARGET REGION HUB
   ========================================================================== */
.ad-csi-regions-section {
    padding: 30px 0;
    background: linear-gradient(to bottom, var(--ad-csi-bg) 0%, rgba(10, 10, 10, 0.8) 100%);
}

.ad-csi-regions-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.ad-csi-regions-visual {
    background: rgba(20, 20, 20, 0.35);
    border: 1px solid rgba(183, 65, 14, 0.15);
    border-radius: 24px;
    padding: 30px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-csi-map-svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.ad-csi-map-path {
    fill: #151515;
    stroke: rgba(245, 245, 220, 0.08);
    stroke-width: 1.5;
    transition: fill 0.3s ease;
}

.ad-csi-region-node {
    fill: var(--ad-csi-primary);
    stroke: #ffffff;
    stroke-width: 2.5;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), fill 0.3s ease;
}

.ad-csi-region-node:hover,
.ad-csi-region-node.active {
    transform: scale(1.3);
    fill: var(--ad-csi-accent);
}

.ad-csi-region-pulse {
    fill: var(--ad-csi-primary);
    animation: ad-csi-node-pulse 2s infinite;
    transform-origin: center;
}

@keyframes ad-csi-node-pulse {
    0% {
        r: 6;
        opacity: 0.8;
    }

    100% {
        r: 20;
        opacity: 0;
    }
}

.ad-csi-regions-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
    transition: all 0.3s ease;
}

.ad-csi-region-card {
    background: rgba(20, 20, 20, 0.4);
    border: 1px solid var(--ad-csi-card-border);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0.65;
    cursor: pointer;
}

.ad-csi-region-card.active,
.ad-csi-region-card:hover {
    background: rgba(183, 65, 14, 0.08);
    border-color: var(--ad-csi-primary);
    opacity: 1;
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(183, 65, 14, 0.15);
}

.ad-csi-regions-info.has-active .ad-csi-region-card:not(.active),
.ad-csi-regions-info:hover .ad-csi-region-card:not(:hover) {
    opacity: 0.35;
    transform: translateY(0);
    box-shadow: none;
    background: rgba(20, 20, 20, 0.4);
    border-color: var(--ad-csi-card-border);
}

.ad-csi-regions-info:hover .ad-csi-region-card:hover,
.ad-csi-regions-info.has-active .ad-csi-region-card.active {
    opacity: 1;
    background: rgba(183, 65, 14, 0.08);
    border-color: var(--ad-csi-primary);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(183, 65, 14, 0.15);
}

@keyframes ad-csi-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* Card HUD Header */
.ad-csi-card-hud-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 12px;
    margin-bottom: 15px;
    font-family: monospace;
    font-size: 10px;
    letter-spacing: 1px;
    color: rgba(245, 245, 220, 0.4);
}

.ad-csi-hud-node {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.ad-csi-hud-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.ad-csi-hud-dot.green {
    background-color: #25d366;
    box-shadow: 0 0 8px #25d366;
}

.ad-csi-hud-dot.orange {
    background-color: #ff7f32;
    box-shadow: 0 0 8px #ff7f32;
}

.ad-csi-hud-dot.blue {
    background-color: #00a884;
    box-shadow: 0 0 8px #00a884;
}

.ad-csi-hud-status {
    background: rgba(255, 255, 255, 0.03);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.ad-csi-region-name {
    font-family: "Google Sans Flex", sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--ad-csi-accent);
    margin-bottom: 15px;
}

/* Card Name Accent */
.ad-csi-name-icon {
    color: var(--ad-csi-primary);
    font-size: 14px;
    margin-right: 6px;
}

.ad-csi-region-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--ad-csi-text-dim);
    margin-bottom: 20px;
}

.ad-csi-region-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    border-top: 1px solid rgba(245, 245, 220, 0.08);
    padding-top: 20px;
    margin-top: 20px;
}

/* Stats Progress Bars */
.ad-csi-stat-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ad-csi-stat-info {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.ad-csi-rstat-lbl {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--ad-csi-text-dark);
}

.ad-csi-rstat-val {
    font-size: 14px;
    font-weight: 700;
    color: var(--ad-csi-primary);
}

.ad-csi-stat-progress {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.ad-csi-stat-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ad-csi-primary) 0%, var(--ad-csi-accent) 100%);
    border-radius: 2px;
    transition: width 1s ease-in-out;
}

.ad-csi-region-card.active .ad-csi-stat-fill,
.ad-csi-region-card:hover .ad-csi-stat-fill {
    filter: brightness(1.2);
    box-shadow: 0 0 8px var(--ad-csi-primary);
}

/* ==========================================================================
   3. CREATIVE DIRECTION BENTO
   ========================================================================== */
.ad-csi-creative-section {
    padding: 30px 0;
}

.ad-csi-creative-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.ad-csi-creative-card {
    background: var(--ad-csi-card-bg);
    border: 1px solid var(--ad-csi-card-border);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.ad-csi-creative-card:hover {
    border-color: rgba(183, 65, 14, 0.4);
    background: rgba(20, 20, 20, 0.65);
    transform: translateY(-3px);
}

.ad-csi-card-tag {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--ad-csi-primary);
    font-weight: 700;
    margin-bottom: 20px;
    display: block;
}

.ad-csi-creative-title {
    font-family: "Google Sans Flex", sans-serif;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--ad-csi-accent);
}

.ad-csi-creative-desc {
    font-size: 14.5px;
    line-height: 1.6;
    color: var(--ad-csi-text-dim);
}

/* ==========================================================================
   4. SIGNALS OF MOMENTUM
   ========================================================================== */
.ad-csi-momentum-section {
    padding: 80px 0;
    position: relative;
}

.ad-csi-momentum-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
    margin-top: 50px;
}

.ad-csi-momentum-card {
    background: rgba(20, 20, 20, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.ad-csi-momentum-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--ad-csi-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.ad-csi-momentum-card:hover {
    transform: translateY(-8px);
    border-color: rgba(183, 65, 14, 0.3);
    background: rgba(20, 20, 20, 0.6);
}

.ad-csi-momentum-card:hover::before {
    opacity: 1;
}

.ad-csi-momentum-num {
    display: block;
    font-family: "Google Sans Flex", sans-serif;
    font-size: clamp(28px, 3vw, 56px);
    font-weight: 700;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 12px;
    color: var(--ad-csi-text);
    transition: color 0.3s ease;
}

.ad-csi-momentum-card:hover .ad-csi-momentum-num {
    color: var(--ad-csi-primary);
}

.ad-csi-momentum-lbl {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--ad-csi-accent);
    margin-bottom: 6px;
    display: block;
}

.ad-csi-momentum-card:nth-child(even) .ad-csi-momentum-lbl {
    color: var(--ad-csi-primary);
}

.ad-csi-momentum-context {
    font-size: 10px;
    color: var(--ad-csi-text-dark);
    line-height: 1.3;
    display: block;
}

/* ==========================================================================
   5. ADMISSIONS CALL SIMULATOR (PHONE MOCKUP)
   ========================================================================== */
.ad-csi-simulator-section {
    padding: 100px 0;
    background: linear-gradient(to top, var(--ad-csi-bg) 0%, rgba(10, 10, 10, 0.95) 100%);
}

.ad-csi-simulator-layout {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.ad-csi-sim-meta {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Interactive phone container mockup styling */
.ad-csi-phone-mockup {
    width: 320px;
    height: 640px;
    background: #000;
    border-radius: 40px;
    border: 4px solid #333;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6);
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

/* Speaker notch */
.ad-csi-phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 25px;
    background: #000;
    border-bottom-left-radius: 18px;
    border-bottom-right-radius: 18px;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-csi-phone-camera {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #111;
    margin-right: 12px;
}

.ad-csi-phone-speaker {
    width: 40px;
    height: 4px;
    background: #222;
    border-radius: 20px;
}

/* Phone screen content styles */
.ad-csi-phone-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background: #111;
    padding-top: 30px;
}

/* Header bar */
.ad-csi-phone-header {
    height: 50px;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ad-csi-phone-user {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ad-csi-phone-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--ad-csi-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    font-weight: bold;
    color: #fff;
}

.ad-csi-phone-username {
    font-size: 11px;
    font-weight: 700;
    color: #fff;
}

/* Ad Feed layout */
.ad-csi-phone-ad-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 30px 20px;
    text-align: center;
    background: linear-gradient(180deg, #1b1212 0%, #000000 100%);
    position: relative;
}

.ad-csi-phone-ad-tag {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--ad-csi-primary);
    font-weight: 700;
    margin-bottom: 15px;
}

.ad-csi-phone-ad-title {
    font-family: "Google Sans Flex", sans-serif;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 15px;
    color: #fff;
}

.ad-csi-phone-ad-desc {
    font-size: 12px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.6);
    max-width: 220px;
}

/* Call Button (CTA) */
.ad-csi-phone-call-cta {
    position: absolute;
    bottom: 25px;
    width: 80%;
    background: #25d366;
    /* Call Green */
    color: #fff;
    border: none;
    border-radius: 100px;
    padding: 14px 20px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
}

.ad-csi-phone-call-cta:hover {
    transform: scale(1.05);
    background: #20ba59;
}

.ad-csi-phone-call-icon {
    font-size: 16px;
}

/* Dialing screen overlay */
.ad-csi-calling-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.95);
    z-index: 90;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 80px 30px;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.ad-csi-calling-overlay.active {
    transform: translateY(0);
}

.ad-csi-caller-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--ad-csi-primary);
    border: 3px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: bold;
    color: #fff;
    box-shadow: 0 0 25px rgba(183, 65, 14, 0.5);
    animation: ad-csi-calling-glow 2s infinite alternate;
}

@keyframes ad-csi-calling-glow {
    0% {
        box-shadow: 0 0 10px rgba(183, 65, 14, 0.3);
    }

    100% {
        box-shadow: 0 0 35px rgba(183, 65, 14, 0.7);
    }
}

.ad-csi-caller-name {
    font-family: "Google Sans Flex", sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-top: 20px;
    text-align: center;
}

.ad-csi-call-status {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.ad-csi-end-call-btn {
    width: 55px;
    height: 55px;
    background: #ff3b30;
    /* Red End Call */
    border-radius: 50%;
    border: none;
    color: #fff;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(255, 59, 48, 0.3);
    transition: all 0.3s ease;
}

.ad-csi-end-call-btn:hover {
    transform: scale(1.1);
    background: #e03026;
}

/* Call log stats box */
.ad-csi-log-panel {
    background: rgba(20, 20, 20, 0.5);
    border: 1px solid var(--ad-csi-card-border);
    border-radius: 20px;
    padding: 40px;
}

.ad-csi-log-title {
    font-family: "Google Sans Flex", sans-serif;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 25px;
    text-transform: uppercase;
    color: var(--ad-csi-accent);
}

.ad-csi-log-row {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid rgba(245, 245, 220, 0.06);
}

.ad-csi-log-row:last-child {
    border-bottom: none;
}

.ad-csi-log-lbl {
    font-size: 13.5px;
    color: var(--ad-csi-text-dim);
}

.ad-csi-log-val {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--ad-csi-primary);
}

/* ==========================================================================
   6. CLOSING CTA
   ========================================================================== */
.ad-csi-closing-section {
    padding: 30px 0 40px;
}

.ad-csi-closing-card {
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.6) 0%, rgba(5, 5, 5, 0.8) 100%);
    border: 1px solid var(--ad-csi-card-border);
    border-radius: 30px;
    padding: 60px;
    backdrop-filter: blur(15px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.ad-csi-closing-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

.ad-csi-closing-h2 {
    font-family: "Google Sans Flex", sans-serif;
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 35px;
    text-transform: uppercase;
}

.ad-csi-closing-h2 span {
    color: var(--ad-csi-primary);
}

.ad-csi-closing-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ad-csi-closing-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    font-size: 16px;
    line-height: 1.5;
    color: var(--ad-csi-text-dim);
}

.ad-csi-closing-bullet {
    color: var(--ad-csi-primary);
    font-size: 18px;
    line-height: 1;
    font-weight: bold;
}

.ad-csi-closing-quote-block {
    background: rgba(183, 65, 14, 0.05);
    border-left: 3px solid var(--ad-csi-primary);
    padding: 40px;
    border-radius: 0 20px 20px 0;
}

.ad-csi-closing-quote {
    font-size: 20px;
    line-height: 1.6;
    font-weight: 500;
    font-style: italic;
    color: var(--ad-csi-accent);
    margin-bottom: 35px;
}

.ad-csi-cta-buttons {
    display: flex;
    gap: 20px;
}

.ad-csi-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--ad-csi-primary) 0%, #8e2a20 100%);
    color: #fff;
    padding: 16px 36px;
    border-radius: 100px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(183, 65, 14, 0.2);
}

.ad-csi-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(183, 65, 14, 0.4);
    color: #fff;
}

.ad-csi-btn-secondary {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--ad-csi-text);
    padding: 16px 36px;
    border-radius: 100px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
}

.ad-csi-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    color: #fff;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1200px) {
    .ad-csi-momentum-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 1024px) {
    .ad-csi-hero-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .ad-csi-hero-visual-panel {
        max-width: 500px;
        margin: 0 auto;
    }

    .ad-csi-regions-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .ad-csi-regions-visual {
        max-width: 600px;
        margin: 0 auto;
    }

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

    .ad-csi-simulator-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .ad-csi-phone-mockup {
        margin: 0 auto;
    }

    .ad-csi-closing-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .ad-csi-hero-snap-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

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

    .ad-csi-creative-grid {
        grid-template-columns: 1fr;
    }

    .ad-csi-closing-card {
        padding: 40px 25px;
    }

    .ad-csi-closing-quote-block {
        padding: 25px;
    }

    .ad-csi-cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .ad-csi-btn-primary,
    .ad-csi-btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .ad-csi-hero-snap-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .ad-csi-momentum-grid {
        grid-template-columns: 1fr;
    }

    .ad-csi-region-stats {
        grid-template-columns: 1fr;
    }
}