@import url('../variables.css');

/* Page Header Styles (shared with features) */
.page-header {
    min-height: 50vh;
    padding: 8rem var(--space-md) var(--space-2xl);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--teal-light) 0%, var(--white) 100%);
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(78, 205, 196, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(255, 107, 107, 0.12) 0%, transparent 50%);
    pointer-events: none;
}

.page-header-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(78, 205, 196, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(78, 205, 196, 0.06) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 0%, transparent 70%);
}

.page-header-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.page-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--white);
    border: 1px solid rgba(78, 205, 196, 0.3);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--teal-dark);
    margin-bottom: var(--space-md);
    box-shadow: 0 4px 20px rgba(78, 205, 196, 0.15);
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--dark);
    margin-bottom: var(--space-md);
}

.page-title-accent {
    background: linear-gradient(135deg, var(--teal) 0%, var(--coral) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: clamp(1rem, 3vw, 1.25rem);
    line-height: 1.7;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
}

.header-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
}

/* Quick Stats */
.quick-stats {
    padding: var(--space-lg) var(--space-md);
    background: var(--dark);
}

.quick-stats-inner {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    text-align: center;
}

.stat-item {
    color: var(--white);
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    color: var(--teal);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Problem Section */
.problem {
    padding: var(--space-2xl) var(--space-md);
    background: var(--white);
}

.problem-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.problems-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.problem-card {
    background: var(--coral-light);
    border-radius: 20px;
    padding: var(--space-lg);
    text-align: center;
    transition: transform 0.3s var(--ease-out-expo);
}

.problem-card:hover {
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.problem-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.problem-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Solution Intro */
.solution-intro {
    padding: var(--space-xl) var(--space-md);
    background: var(--teal);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.solution-intro::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
}

.solution-intro-inner {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.solution-intro h2 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--white);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.solution-intro p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* Steps Section */
.steps {
    padding: var(--space-2xl) var(--space-md);
    background: var(--gray-100);
}

.steps-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    align-items: center;
}

.step:last-child {
    margin-bottom: 0;
}

.step-content {
    padding: 0;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--white);
    color: var(--teal);
    border: 2px solid var(--teal);
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.step-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--dark);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.step-description {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.step-features {
    list-style: none;
}

.step-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 0.6rem;
    font-size: 1rem;
    color: var(--gray-600);
}

.step-check {
    width: 20px;
    height: 20px;
    background: var(--teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

.step-visual {
    background: var(--white);
    border-radius: 24px;
    padding: var(--space-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    position: relative;
    max-width: 320px;
    margin: 0 auto;
}

.step-visual::before {
    content: '';
    position: absolute;
    top: -16px;
    left: -16px;
    right: -16px;
    bottom: -16px;
    background: linear-gradient(135deg, var(--teal-light) 0%, var(--coral-light) 100%);
    border-radius: 32px;
    z-index: -1;
    opacity: 0.5;
}

.phone-mockup {
    background: var(--dark);
    border-radius: 28px;
    padding: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.phone-screen {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 9/16;
}

.phone-header {
    background: var(--teal);
    padding: 1rem;
    text-align: center;
}

.phone-header h4 {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
}

.phone-content {
    padding: 1rem;
}

/* Profile Setup Screen */
.profile-setup .phone-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-mock {
    background: var(--gray-100);
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 0.8rem;
    color: var(--gray-600);
}

.input-mock.filled {
    background: var(--teal-light);
    color: var(--dark);
    font-weight: 600;
}

/* Pace Options */
.pace-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.pace-option {
    background: var(--gray-100);
    border-radius: 10px;
    padding: 0.6rem;
    text-align: center;
    font-size: 0.7rem;
    color: var(--gray-600);
    font-weight: 500;
}

.pace-option.selected {
    background: var(--teal);
    color: var(--white);
}

/* Run Card Mock (Step 2) */
/* Discover Screen */
.discover-screen .phone-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.run-card-mock {
    background: var(--gray-100);
    border-radius: 12px;
    padding: 0.875rem;
    transition: transform 0.2s;
}

.run-card-mock.highlighted {
    background: var(--teal-light);
    border: 2px solid var(--teal);
}

.run-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.run-card-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--dark);
}

.run-card-pace {
    font-size: 0.65rem;
    background: var(--teal);
    color: var(--white);
    padding: 0.25rem 0.6rem;
    border-radius: 100px;
    font-weight: 600;
}

.run-card-details {
    display: flex;
    gap: 0.75rem;
    font-size: 0.65rem;
    color: var(--gray-600);
}

.run-card-btn {
    background: var(--coral);
    color: var(--white);
    border: none;
    border-radius: 8px;
    padding: 0.5rem;
    font-size: 0.7rem;
    font-weight: 700;
    width: 100%;
    margin-top: 0.6rem;
    cursor: pointer;
}

/* Run Screen */
.run-screen .phone-header {
    background: var(--coral);
}

.run-screen .phone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 1.5rem;
}

.runners-avatars {
    display: flex;
    margin-bottom: var(--space-sm);
}

.runner-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--teal-light);
    border: 3px solid var(--white);
    margin-left: -10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.runner-avatar:first-child {
    margin-left: 0;
}

.run-details-mock h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.run-details-mock p {
    font-size: 0.75rem;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
}

.run-status {
    background: var(--green-light);
    color: var(--green);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Section Header Styles (page-specific) */
.section-header {
    width: 100%;
    text-align: center;
    margin-bottom: var(--space-xl);
}

/* Matching Section */
.matching {
    padding: var(--space-2xl) var(--space-md);
    background: var(--white);
}

.matching-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.matching-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.matching-card {
    text-align: center;
    padding: var(--space-md);
    background: var(--gray-100);
    border-radius: 20px;
    transition: all 0.3s var(--ease-out-expo);
}

.matching-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.matching-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--space-sm);
}

.matching-icon-1 {
    background: linear-gradient(135deg, var(--teal-light) 0%, rgba(78, 205, 196, 0.3) 100%);
}

.matching-icon-2 {
    background: linear-gradient(135deg, var(--coral-light) 0%, rgba(255, 107, 107, 0.3) 100%);
}

.matching-icon-3 {
    background: linear-gradient(135deg, #FFF9E6 0%, rgba(253, 203, 110, 0.3) 100%);
}

.matching-icon-4 {
    background: linear-gradient(135deg, var(--purple-light) 0%, rgba(162, 155, 254, 0.3) 100%);
}

.matching-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.matching-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Benefits Section */
.benefits {
    padding: var(--space-2xl) var(--space-md);
    background: var(--gray-100);
}

.benefits-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.benefit-card {
    background: var(--white);
    border-radius: 20px;
    padding: var(--space-lg);
    text-align: center;
    transition: all 0.4s var(--ease-out-expo);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--teal);
}

.benefit-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--space-md);
}

.benefit-icon-1 {
    background: linear-gradient(135deg, var(--teal-light) 0%, var(--teal) 100%);
}

.benefit-icon-2 {
    background: linear-gradient(135deg, var(--coral-light) 0%, var(--coral) 100%);
}

.benefit-icon-3 {
    background: linear-gradient(135deg, #FFF9E6 0%, var(--gold) 100%);
}

.benefit-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.benefit-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Who Section */
.who-section {
    padding: var(--space-2xl) var(--space-md);
    background: var(--white);
}

.who-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.who-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.who-card {
    background: var(--gray-100);
    border-radius: 20px;
    padding: var(--space-md);
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    transition: all 0.3s var(--ease-out-expo);
}

.who-card:hover {
    transform: translateX(4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.who-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--teal-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.who-content h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 0.35rem;
    letter-spacing: -0.02em;
}

.who-content p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.5;
}

/* FAQ Preview Section */
.faq-preview {
    padding: var(--space-2xl) var(--space-md);
    background: var(--gray-100);
}

.faq-preview .faq-inner {
    max-width: 800px;
    margin: 0 auto;
}

.faq-preview .faq-list {
    margin-top: var(--space-xl);
}

.faq-preview .faq-item {
    background: var(--white);
    border-radius: 16px;
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-sm);
    transition: all 0.3s var(--ease-out-expo);
}

.faq-preview .faq-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.faq-preview .faq-question {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 0.6rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    letter-spacing: -0.02em;
}

.faq-preview .faq-question::before {
    content: 'Q';
    background: var(--teal);
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-preview .faq-answer {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.7;
    padding-left: 2.25rem;
}

.faq-more {
    text-align: center;
    margin-top: var(--space-lg);
}

/* Expectations Section */
.expectations {
    padding: var(--space-2xl) var(--space-md);
    background: var(--white);
}

.expectations-inner {
    max-width: 900px;
    margin: 0 auto;
}

.expectations-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.expectation-column h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.02em;
}

.expectation-list {
    list-style: none;
}

.expectation-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    margin-bottom: 0.6rem;
    border-radius: 12px;
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.expectation-list li span {
    flex-shrink: 0;
    font-size: 1.25rem;
}

.expect-yes li {
    background: var(--teal-light);
}

.expect-no li {
    background: var(--coral-light);
}

/* Responsive */
@media (min-width: 640px) {
    :root {
        --space-md: 2rem;
        --space-lg: 3rem;
        --space-xl: 4rem;
        --space-2xl: 6rem;
    }

    .header-cta {
        flex-direction: row;
        justify-content: center;
    }

    .header-cta .btn {
        width: auto;
    }

    .quick-stats-inner {
        grid-template-columns: repeat(4, 1fr);
    }

    .problems-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .expectations-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }

    .cta-buttons .btn {
        width: auto;
    }
}

@media (min-width: 1024px) {
    :root {
        --space-2xl: 8rem;
    }

    .page-header {
        padding: 10rem 2rem 6rem;
    }

    .step {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }

    .step:nth-child(even) {
        direction: rtl;
    }

    .step:nth-child(even) > * {
        direction: ltr;
    }

    .step-visual {
        max-width: 350px;
        margin: 0;
    }

    .step:nth-child(even) .step-visual {
        margin-left: auto;
    }

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

    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .who-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .matching-icon,
    .benefit-icon {
        width: 72px;
        height: 72px;
        font-size: 2rem;
    }
}