:root {
    --bg-color: #F5F5F7;
    --bg-light: #FFFFFF;
    --text-color: #1d1d1f;
    --text-light: #6e6e73;
    --primary-color: #8b5cf6;
    --secondary-color: #ec4899;
    --accent-color: #f97316;
    --card-bg: rgba(255, 255, 255, 0.8);
    --card-border: rgba(0, 0, 0, 0.08);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Noto Sans KR', sans-serif;
}

/* Popup Overlay */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    visibility: visible;
    transition: all 0.3s ease;
}

.popup-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.popup-content {
    background: white;
    border-radius: 24px;
    padding: 3rem 2.5rem;
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
    transform: scale(1);
    transition: transform 0.3s ease;
}

.popup-overlay.hidden .popup-content {
    transform: scale(0.9);
}

.popup-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.popup-content h2 {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-family: var(--font-body);
}

.popup-content p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.popup-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-body);
}

.popup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

@media (max-width: 480px) {
    .popup-content {
        padding: 2rem 1.5rem;
    }

    .popup-icon {
        font-size: 3rem;
    }

    .popup-content h2 {
        font-size: 1.5rem;
    }

    .popup-content p {
        font-size: 0.95rem;
    }

    .popup-btn {
        padding: 0.9rem 2.5rem;
        font-size: 1rem;
    }
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
.logo {
    font-family: var(--font-heading);
    font-weight: 800;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.color-purple {
    color: var(--primary-color);
}

.color-orange {
    color: var(--accent-color);
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem;
    transition: 0.4s;
}

.card-purple-border {
    border: 2px solid var(--primary-color);
}

.card-orange-border {
    border-top: 4px solid var(--accent-color);
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--text-color);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    padding: 0.8rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    /* Slightly more transparent for premium feel */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    /* Softer shadow */
    border: 1px solid rgba(255, 255, 255, 0.5);
    /* Subtle border */
    transition: all 0.3s ease;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 100;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.logo {
    font-size: 1.5rem;
    letter-spacing: 1px;
    color: var(--primary-color);
    font-weight: 800;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
    opacity: 0.8;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 0.7rem 1.8rem;
    border-radius: 30px;
    color: white;
    font-weight: 600;
    border: none;
    cursor: pointer;
    opacity: 1 !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-outline {
    padding: 0.7rem 1.8rem;
    border-radius: 30px;
    border: 2px solid var(--card-border);
    background: white;
    font-weight: 600;
    color: var(--text-color);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 20px 60px;
    text-align: center;
    background: linear-gradient(180deg, #ede9fe 0%, #F5F5F7 100%);
}

.hero-logo {
    width: 180px;
    height: 180px;
    margin-bottom: 2rem;
    position: relative;
}

.hero-logo .logo-circle {
    width: 180px;
    height: 180px;
    background: linear-gradient(135deg, #c4b5fd 0%, #a78bfa 50%, var(--primary-color) 100%);
    border-radius: 50%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo .logo-inner {
    width: 80px;
    height: 100px;
    background: var(--primary-color);
    border-radius: 0 40px 40px 0;
    position: relative;
}

.hero-logo .stars {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: white;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.hero h1 .highlight {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

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

.hero-btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--card-border);
    background: white;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.hero-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* Purple Collar Section */
.section-collar {
    padding: 6rem 0;
    background: white;
}

.collar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.collar-card {
    padding: 2.5rem 2rem;
    text-align: center;
    background: var(--bg-color);
    border-radius: 20px;
    border: 1px solid var(--card-border);
}

.collar-card.highlight {
    background: white;
    border: 2px solid var(--primary-color);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.15);
}

.collar-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.collar-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.collar-card.highlight h3 {
    color: var(--primary-color);
}

.collar-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.collar-tag {
    display: inline-block;
    background: linear-gradient(135deg, #fecaca, #fca5a5);
    color: #dc2626;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 1rem;
}

.vision-box {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    border: 1px solid var(--card-border);
    max-width: 900px;
    margin: 0 auto;
}

.vision-box p {
    font-size: 1.4rem;
    color: var(--text-color);
    line-height: 1.8;
}

.vision-box .bold {
    font-weight: 700;
}

/* Services Section */
.section-services {
    padding: 6rem 0;
    background: var(--bg-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    border: 1px solid var(--card-border);
    transition: all 0.3s;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* AI Interview Section */
.section-interview {
    padding: 6rem 0;
    background: white;
}

.interview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.interview-content h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-align: left;
}

.interview-content .subtitle {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.interview-feature {
    margin-bottom: 2rem;
}

.interview-feature h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.interview-feature h3 .highlight {
    color: var(--primary-color);
}

.interview-feature p {
    color: var(--text-light);
    line-height: 1.7;
}

.drill-down-box {
    background: var(--bg-color);
    border-radius: 16px;
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
}

.drill-down-box h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.drill-down-box p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Chat Mockup */
.chat-mockup {
    background: #1a1a2e;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.chat-dots {
    display: flex;
    gap: 6px;
}

.chat-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.chat-dots span:nth-child(1) {
    background: #ff5f57;
}

.chat-dots span:nth-child(2) {
    background: #febc2e;
}

.chat-dots span:nth-child(3) {
    background: #28c840;
}

.chat-title {
    color: #888;
    font-size: 0.85rem;
    margin-left: auto;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chat-message {
    display: flex;
    gap: 0.8rem;
    align-items: flex-start;
}

.chat-message.ai .avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.chat-message .bubble {
    background: #2d2d44;
    padding: 1rem 1.2rem;
    border-radius: 16px;
    color: white;
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 280px;
}

.chat-message .bubble .highlight-text {
    color: #fbbf24;
}

.chat-message.user {
    flex-direction: row-reverse;
}

.chat-message.user .bubble {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.chat-message.user .avatar {
    width: 36px;
    height: 36px;
    background: var(--accent-color);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: white;
}

.chat-action {
    background: #10b981;
    color: white;
    padding: 0.8rem 1.2rem;
    border-radius: 12px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

/* My Link Section */
.section-mylink {
    padding: 6rem 0;
    background: var(--bg-color);
}

.mylink-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 2rem;
    align-items: center;
}

.mylink-feature {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid var(--card-border);
}

.mylink-feature .tag {
    display: inline-block;
    background: #dcfce7;
    color: #16a34a;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.mylink-feature .tag.orange {
    background: #ffedd5;
    color: #ea580c;
}

.mylink-feature h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.mylink-feature p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.mylink-feature .link {
    color: var(--primary-color);
    font-weight: 600;
}

/* Phone Mockup */
.phone-mockup {
    background: linear-gradient(180deg, var(--primary-color) 0%, #7c3aed 100%);
    border-radius: 40px;
    padding: 2rem 1.5rem;
    max-width: 280px;
    margin: 0 auto;
    box-shadow: 0 30px 60px rgba(139, 92, 246, 0.3);
}

.phone-avatar {
    width: 80px;
    height: 80px;
    background: #fbbf24;
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.phone-name {
    text-align: center;
    color: white;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.phone-id {
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.phone-card {
    background: white;
    border-radius: 16px;
    padding: 1rem 1.2rem;
    margin-bottom: 0.8rem;
}

.phone-card .label {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.3rem;
}

.phone-card .value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
}

.phone-btn {
    background: #1a1a2e;
    color: white;
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    margin-top: 1rem;
}

/* Target Section */
.section-targets {
    padding: 6rem 0;
    background: #fef3e2;
}

.target-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.target-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    border-top: 4px solid var(--accent-color);
}

.target-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.target-emoji {
    font-size: 2.5rem;
}

.target-header h3 {
    font-size: 1.5rem;
}

.target-quote {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.target-pain {
    color: var(--accent-color);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.target-points {
    list-style: none;
}

.target-points li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
    color: var(--text-light);
}

.target-points li::before {
    content: "✓";
    color: var(--accent-color);
    font-weight: 700;
}

.target-bottom {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 20px;
}

.target-bottom p {
    font-size: 1.3rem;
}

.target-bottom .highlight-orange {
    color: var(--accent-color);
    font-weight: 700;
}

.target-bottom .highlight-purple {
    color: var(--primary-color);
    font-weight: 700;
}

/* CTA Section */
.section-cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, #3b1d8f 0%, #5b21b6 50%, #7c3aed 100%);
    text-align: center;
}

.cta-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
}

.section-cta h2 {
    font-size: 2.8rem;
    color: white;
    margin-bottom: 1.5rem;
}

.section-cta h2 .highlight {
    color: #fbbf24;
}

.section-cta p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.cta-contact {
    margin-top: 3rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem 3rem;
    display: inline-block;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-contact h3 {
    color: #fbbf24;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.cta-contact a {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Footer */
.footer {
    padding: 2rem 0;
    background: #3b1d8f;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-left {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

.footer-right {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s 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 - Tablet */
@media (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .collar-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .interview-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .interview-content {
        order: 1;
    }

    .chat-mockup {
        order: 2;
        max-width: 450px;
        margin: 0 auto;
    }

    .mylink-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .phone-mockup {
        order: -1;
        margin-bottom: 1rem;
    }

    .target-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {

    /* Navbar */
    /* Navbar - Mobile */
    .navbar {
        padding: 0.8rem 1.5rem;
        width: 92%;
        top: 15px;
        border-radius: 40px;
    }

    .hamburger {
        display: flex;
    }

    .nav-links {
        display: flex;
        /* Always flex, but hidden via visibility/opacity for transition */
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        gap: 2rem;
        padding: 3rem 2rem;
        margin-top: 1rem;
        border-radius: 30px;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(0, 0, 0, 0.05);

        /* Hidden State */
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        pointer-events: none;
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-links a {
        font-size: 1.2rem;
        color: var(--text-color);
        font-weight: 700;
    }

    /* Hamburger Animation */
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

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

    /* Hero */
    .hero {
        padding: 100px 16px 50px;
        min-height: auto;
    }

    .hero-logo {
        width: 120px;
        height: 120px;
        margin-bottom: 1.5rem;
    }

    .hero-logo .logo-circle {
        width: 120px;
        height: 120px;
    }

    .hero-logo .logo-inner {
        width: 55px;
        height: 70px;
        border-radius: 0 28px 28px 0;
    }

    .hero-logo .stars {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
        bottom: 10px;
        right: 10px;
    }

    .hero h1 {
        font-size: 1.8rem;
        line-height: 1.4;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .hero-btns {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
        width: 100%;
    }

    .hero-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        padding: 0.9rem 1.5rem;
        font-size: 0.95rem;
    }

    /* Sections */
    section {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 1.6rem;
        margin-bottom: 0.8rem;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 0.95rem;
        margin-bottom: 2rem;
        padding: 0 10px;
    }

    /* Collar Section */
    .collar-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .collar-card {
        padding: 1.8rem 1.5rem;
    }

    .collar-icon {
        font-size: 3rem;
        margin-bottom: 1rem;
    }

    .collar-card h3 {
        font-size: 1.3rem;
    }

    .collar-tag {
        font-size: 0.8rem;
        padding: 0.3rem 0.8rem;
    }

    .vision-box {
        padding: 1.5rem;
        margin: 0 10px;
    }

    .vision-box p {
        font-size: 1.1rem;
        line-height: 1.7;
    }

    /* Services Section */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .service-card {
        padding: 2rem 1.5rem;
    }

    .service-icon {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .service-card h3 {
        font-size: 1.2rem;
    }

    .service-card p {
        font-size: 0.9rem;
    }

    /* Interview Section */
    .interview-grid {
        gap: 2rem;
    }

    .interview-content h2 {
        font-size: 1.5rem;
        text-align: center;
    }

    .interview-content .subtitle {
        text-align: center;
        font-size: 0.9rem;
    }

    .interview-feature {
        text-align: center;
    }

    .interview-feature h3 {
        font-size: 1.3rem;
    }

    .interview-feature p {
        font-size: 0.9rem;
    }

    .drill-down-box {
        padding: 1.2rem;
    }

    .drill-down-box h4 {
        font-size: 0.9rem;
    }

    .drill-down-box p {
        font-size: 0.85rem;
    }

    /* Chat Mockup */
    .chat-mockup {
        padding: 1.2rem;
        max-width: 100%;
    }

    .chat-title {
        font-size: 0.75rem;
    }

    .chat-message .bubble {
        padding: 0.8rem 1rem;
        font-size: 0.85rem;
        max-width: 240px;
    }

    .chat-message .avatar {
        width: 32px !important;
        height: 32px !important;
        font-size: 1rem !important;
    }

    .chat-action {
        padding: 0.7rem 1rem;
        font-size: 0.8rem;
    }

    /* My Link Section */
    .mylink-grid {
        gap: 1.5rem;
    }

    .mylink-feature {
        padding: 1.5rem;
    }

    .mylink-feature h3 {
        font-size: 1.1rem;
    }

    .mylink-feature p {
        font-size: 0.9rem;
    }

    .phone-mockup {
        max-width: 260px;
        padding: 1.5rem 1.2rem;
        border-radius: 30px;
    }

    .phone-avatar {
        width: 65px;
        height: 65px;
        font-size: 2rem;
    }

    .phone-name {
        font-size: 1.1rem;
    }

    .phone-id {
        font-size: 0.8rem;
    }

    .phone-card {
        padding: 0.8rem 1rem;
    }

    .phone-card .label {
        font-size: 0.7rem;
    }

    .phone-card .value {
        font-size: 0.85rem;
    }

    .phone-btn {
        padding: 0.8rem;
        font-size: 0.9rem;
    }

    /* Target Section */
    .target-card {
        padding: 1.8rem 1.5rem;
    }

    .target-emoji {
        font-size: 2rem;
    }

    .target-header h3 {
        font-size: 1.2rem;
    }

    .target-quote {
        font-size: 1.1rem;
    }

    .target-pain {
        font-size: 0.85rem;
    }

    .target-points li {
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
    }

    .target-bottom {
        padding: 1.5rem;
        margin-top: 2rem;
    }

    .target-bottom p {
        font-size: 1rem;
    }

    /* CTA Section */
    .section-cta {
        padding: 4rem 0;
    }

    .cta-icon {
        font-size: 3rem;
        margin-bottom: 1.5rem;
    }

    .section-cta h2 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
        line-height: 1.4;
    }

    .section-cta p {
        font-size: 1rem;
        padding: 0 10px;
    }

    .cta-contact {
        padding: 1.5rem 2rem;
        margin-top: 2rem;
    }

    .cta-contact h3 {
        font-size: 0.9rem;
    }

    .cta-contact a {
        font-size: 1.1rem;
    }

    /* Footer */
    .footer {
        padding: 1.5rem 0;
    }

    .footer-content {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .footer-left,
    .footer-right {
        font-size: 0.75rem;
    }
}

/* Responsive - Small Mobile */
@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .hero-logo {
        width: 100px;
        height: 100px;
    }

    .hero-logo .logo-circle {
        width: 100px;
        height: 100px;
    }

    .hero-logo .logo-inner {
        width: 45px;
        height: 58px;
        border-radius: 0 23px 23px 0;
    }

    .hero-logo .stars {
        width: 35px;
        height: 35px;
        font-size: 0.75rem;
        bottom: 5px;
        right: 5px;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .collar-icon {
        font-size: 2.5rem;
    }

    .collar-card h3 {
        font-size: 1.1rem;
    }

    .vision-box p {
        font-size: 1rem;
    }

    .interview-content h2 {
        font-size: 1.3rem;
    }

    .interview-feature h3 {
        font-size: 1.1rem;
    }

    .chat-message .bubble {
        max-width: 200px;
        font-size: 0.8rem;
    }

    .phone-mockup {
        max-width: 240px;
    }

    .section-cta h2 {
        font-size: 1.5rem;
    }

    .cta-contact {
        padding: 1.2rem 1.5rem;
        width: calc(100% - 32px);
    }

    .cta-contact a {
        font-size: 0.95rem;
        word-break: break-all;
    }
}