/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --yellow: #FFD700;
    --blue: #0038B8;
    --blue-light: #0052FF;
    --white: #FFFFFF;
    --black: #000000;
    --black-soft: #0A0A0A;
    --gray-dark: #1A1A1A;
    --gray-medium: #2A2A2A;
    --gray-light: #3A3A3A;
    --text-white: #FFFFFF;
    --text-gray: #D8D8D8;
    --text-gray-light: #F0F0F0;
    --text-gray-medium: #C0C0C0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-white);
    background-color: var(--black);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    background: var(--black);
    padding: 140px 0 120px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blue) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--yellow) 0%, transparent 70%);
    bottom: -150px;
    left: 10%;
    animation-delay: 7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.3) 0%, transparent 70%);
    top: 50%;
    left: -100px;
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    z-index: 0;
}

.hero-container {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    margin-left: 0;
}

.ribbon {
    display: inline-block;
    padding: 8px 24px;
    margin-bottom: 50px;
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    border-radius: 0;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--yellow) 0%, #FFED4E 100%);
    color: var(--black);
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
    transform: rotate(-1deg);
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px) rotate(-1deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) rotate(-1deg);
    }
}

.headline {
    font-family: 'Inter', sans-serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 40px;
    line-height: 1.05;
    letter-spacing: -0.03em;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.headline-main {
    display: block;
    font-size: 0.25em;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-gray-medium);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-family: 'Inter', sans-serif;
}

.headline-sub {
    display: block;
    background: linear-gradient(135deg, var(--text-white) 0%, var(--text-gray-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.subheadline {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-gray-light);
    max-width: 750px;
    font-weight: 400;
    line-height: 1.9;
    margin-top: 30px;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-gray-light);
    font-size: 12px;
    letter-spacing: 2px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    animation: fadeIn 1s ease-out 0.8s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, var(--yellow) 0%, transparent 100%);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Section Styles */
section {
    padding: 150px 0;
    position: relative;
}

.section-bg-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 56, 184, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.section-number {
    font-family: 'Inter', sans-serif;
    font-size: clamp(80px, 15vw, 200px);
    font-weight: 900;
    color: rgba(255, 255, 255, 0.02);
    position: absolute;
    left: 60px;
    top: 100px;
    line-height: 1;
    z-index: 0;
    user-select: none;
    letter-spacing: -0.05em;
}

.section-label {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-gray-light);
    margin-bottom: 15px;
    display: block;
}

.section-label.white {
    color: rgba(255, 255, 255, 0.9);
}

.section-title {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
    color: var(--text-white);
}

.title-underline {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--yellow) 0%, transparent 100%);
    margin-top: 20px;
    margin-bottom: 60px;
    position: relative;
}

.title-underline::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: var(--yellow);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.title-underline.white {
    background: linear-gradient(90deg, var(--white) 0%, transparent 100%);
}

.title-underline.white::after {
    background: var(--white);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

/* Glass Card Effect */
.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.glass-card:hover::before {
    opacity: 1;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

/* Problem Section */
.problem-section {
    background: var(--black-soft);
    padding: 180px 0;
}

.problem-header {
    margin-bottom: 100px;
    max-width: 600px;
    position: relative;
    z-index: 1;
}

.content-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: start;
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.content-card {
    padding: 60px 50px;
    border-radius: 0;
    border-left: 3px solid var(--blue);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.content-card:hover {
    transform: translateX(8px);
    border-left-color: var(--yellow);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--yellow);
    opacity: 0;
    transition: opacity 0.4s ease;
    box-shadow: 0 0 20px var(--yellow);
}

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

.large-card {
    padding: 70px 60px;
}

.small-card {
    padding-top: 100px;
}

.large-text {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.content-card p {
    font-size: 1.2rem;
    color: var(--text-gray-light);
    line-height: 2;
    font-weight: 400;
}

.content-card strong {
    color: var(--yellow);
    font-weight: 600;
}

/* Solution Section */
.solution-section {
    background: var(--black);
    padding: 180px 0;
}

.solution-header {
    margin-bottom: 80px;
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.intro-text {
    font-size: 1.4rem;
    color: var(--text-gray-light);
    margin-bottom: 100px;
    max-width: 700px;
    font-weight: 400;
    line-height: 1.9;
    margin-left: 0;
    position: relative;
    z-index: 1;
}

.features-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1300px;
    position: relative;
    z-index: 1;
}

.feature-card {
    padding: 50px 45px;
    border-radius: 0;
    border-top: 2px solid var(--yellow);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.feature-glow {
    position: absolute;
    top: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--yellow);
    opacity: 0;
    transition: opacity 0.4s ease;
    box-shadow: 0 0 30px var(--yellow);
}

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

.feature-card:hover {
    transform: translateY(-10px);
    border-top-color: var(--blue-light);
}

.feature-number {
    font-family: 'Inter', sans-serif;
    font-size: 64px;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.08);
    margin-bottom: 25px;
    line-height: 1;
    transition: color 0.4s ease;
}

.feature-card:hover .feature-number {
    color: rgba(255, 215, 0, 0.2);
}

.feature-content {
    position: relative;
    z-index: 1;
}

.feature-card h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    color: var(--text-white);
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.3;
}

.feature-card p {
    color: var(--text-gray-light);
    font-size: 1.05rem;
    line-height: 1.8;
    font-weight: 400;
}

.feature-1 {
    grid-column: 1;
}

.feature-2 {
    grid-column: 2;
    margin-top: 50px;
}

.feature-3 {
    grid-column: 1;
    margin-top: -30px;
}

.feature-4 {
    grid-column: 2;
    margin-top: 20px;
}

/* Insight Section */
.insight-section {
    background: var(--black-soft);
    padding: 180px 0;
}

.insight-header {
    margin-bottom: 100px;
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.insights-layout {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 1000px;
    position: relative;
    z-index: 1;
}

.insight-card {
    padding: 55px 70px;
    border-radius: 0;
    border-left: 3px solid var(--blue);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: flex-start;
    gap: 35px;
}

.insight-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--yellow);
    opacity: 0;
    transition: opacity 0.4s ease;
    box-shadow: 0 0 20px var(--yellow);
}

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

.insight-card:hover {
    transform: translateX(12px);
    border-left-color: var(--yellow);
}

.insight-icon {
    color: var(--yellow);
    flex-shrink: 0;
    margin-top: 5px;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.8;
}

.insight-card:hover .insight-icon {
    transform: translateX(8px);
    opacity: 1;
}

.insight-content {
    flex: 1;
}

.insight-card h3 {
    font-family: 'Inter', sans-serif;
    font-size: 2rem;
    color: var(--text-white);
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.3;
}

.insight-card p {
    color: var(--text-gray-light);
    font-size: 1.15rem;
    line-height: 1.9;
    font-weight: 400;
}

.insight-2 {
    margin-left: 80px;
}

.insight-3 {
    margin-left: 160px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--blue) 0%, #001F5C 100%);
    color: var(--white);
    padding: 180px 0;
    position: relative;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cta-gradient-orb {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(100px);
    top: -300px;
    right: -300px;
    animation: float 25s ease-in-out infinite;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-header {
    text-align: center;
    margin-bottom: 70px;
}

.cta-section .section-title {
    color: var(--text-white);
    margin-bottom: 20px;
}

.cta-section .title-underline {
    margin: 20px auto 0;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 50px;
    align-items: stretch;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Inter', sans-serif;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    border: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--yellow) 0%, #FFED4E 100%);
    color: var(--black);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FFED4E 0%, var(--yellow) 100%);
    transform: translateX(8px);
    box-shadow: 0 12px 40px rgba(255, 215, 0, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.95);
    color: var(--blue);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: var(--white);
    transform: translateX(8px);
    box-shadow: 0 12px 40px rgba(255, 255, 255, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(8px);
    border-color: var(--yellow);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.2);
}

.btn-arrow {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
}

.btn:hover .btn-arrow {
    transform: translateX(8px);
}

.cta-note {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    font-style: italic;
    text-align: center;
    font-weight: 400;
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        padding: 0 40px;
    }

    .section-number {
        font-size: clamp(60px, 12vw, 150px);
        left: 40px;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .small-card {
        padding-top: 50px;
    }

    .insight-2,
    .insight-3 {
        margin-left: 0;
    }
}

@media (max-width: 968px) {
    .features-layout {
        grid-template-columns: 1fr;
    }

    .feature-2,
    .feature-3,
    .feature-4 {
        margin-top: 0;
    }

    .hero {
        padding: 100px 0 80px;
        min-height: auto;
    }

    .scroll-indicator {
        left: 40px;
        bottom: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 30px;
    }

    section {
        padding: 120px 0;
    }

    .problem-section,
    .solution-section,
    .insight-section,
    .cta-section {
        padding: 140px 0;
    }

    .section-number {
        font-size: clamp(50px, 10vw, 100px);
        left: 30px;
        top: 60px;
    }

    .headline {
        font-size: 3rem;
    }

    .subheadline {
        font-size: 1.1rem;
    }

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

    .content-card,
    .large-card,
    .small-card {
        padding: 45px 35px;
    }

    .intro-text {
        font-size: 1.2rem;
        margin-bottom: 60px;
    }

    .feature-card {
        padding: 40px 35px;
    }

    .feature-number {
        font-size: 48px;
    }

    .insight-card {
        padding: 40px 35px;
        flex-direction: column;
        gap: 20px;
    }

    .insight-icon {
        margin-top: 0;
    }

    .cta-buttons {
        gap: 18px;
    }

    .btn {
        padding: 20px 35px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 80px 0 60px;
    }

    .ribbon {
        font-size: 10px;
        padding: 6px 18px;
        margin-bottom: 40px;
    }

    .headline {
        font-size: 2.5rem;
    }

    .headline-main {
        font-size: 0.28em;
    }

    .subheadline {
        font-size: 1rem;
    }

    section {
        padding: 100px 0;
    }

    .problem-section,
    .solution-section,
    .insight-section,
    .cta-section {
        padding: 120px 0;
    }

    .section-number {
        font-size: 50px;
        left: 20px;
        top: 40px;
    }

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

    .title-underline {
        width: 80px;
    }

    .content-card,
    .large-card,
    .small-card {
        padding: 35px 25px;
    }

    .large-text {
        font-size: 1.8rem;
    }

    .feature-card,
    .insight-card {
        padding: 35px 30px;
    }

    .feature-number {
        font-size: 40px;
    }

    .feature-card h3,
    .insight-card h3 {
        font-size: 1.5rem;
    }

    .scroll-indicator {
        left: 20px;
        bottom: 20px;
    }
}