/**
 * ENV Startups Landingpage
 * Stylesheet für /versicherungen-fuer-startups/
 * 
 * Nutzt CSS Custom Properties aus dem Design-System
 * BEM-Naming: .env-startup-{sektion}__{element}--{modifier}
 */

/* ============================================
   CSS CUSTOM PROPERTIES
============================================= */
:root {
    /* Primary */
    --env-cyan: #3DD4E8;
    --env-blue: #2E88D9;
    --env-deep: #1A5FA8;

    /* Dark */
    --env-navy: #0d1b2a;
    --env-ink: #111827;

    /* Neutral */
    --env-white: #FFFFFF;
    --env-offwhite: #F8F9FA;
    --env-warm-bg: #f7f5f0;
    --env-border: #E5E7EB;
    --env-muted: #6B7280;
    --env-body: #374151;
    --env-light: #9CA3AF;

    /* Semantic */
    --env-success: #10B981;
    --env-green-bg: #ecfdf5;
    --env-error: #EF4444;
    --env-red-bg: #fef2f2;

    /* Gradient */
    --env-gradient: linear-gradient(90deg, #3DD4E8 0%, #2E88D9 100%);
    --env-hero-bg: linear-gradient(160deg, #0a1628 0%, #122a4a 40%, #0d1f36 100%);

    /* Shadows */
    --env-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --env-shadow-md: 0 4px 16px rgba(17,24,39,0.07);
    --env-shadow-lg: 0 12px 40px rgba(17,24,39,0.12);
    --env-shadow-cyan: 0 4px 16px rgba(61,212,232,0.3);

    /* Radii */
    --env-radius: 8px;
    --env-radius-lg: 12px;
    --env-radius-xl: 16px;

    /* Typography */
    --font-serif: 'Lora', Georgia, serif;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ============================================
   BASE & RESET
============================================= */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--env-body);
    background: var(--env-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.env-main {
    overflow-x: hidden;
}

/* ============================================
   CONTAINER
============================================= */
.env-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   TYPOGRAPHY
============================================= */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--env-ink);
}

h1 {
    font-size: clamp(36px, 5.5vw, 56px);
}

h2 {
    font-size: clamp(28px, 4vw, 42px);
}

h3 {
    font-size: clamp(20px, 2.5vw, 24px);
}

h4 {
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 600;
    color: var(--env-ink);
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--env-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--env-deep);
}

/* ============================================
   SECTION HEADER
============================================= */
.env-section-header {
    text-align: center;
    margin-bottom: 48px;
}

.env-section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--env-cyan);
    margin-bottom: 12px;
}

.env-section-header h2 {
    margin: 0 0 16px;
}

.env-section-header p {
    font-size: 18px;
    color: var(--env-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   BUTTONS
============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--env-radius);
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: var(--env-gradient);
    color: var(--env-white) !important;
    box-shadow: var(--env-shadow-cyan);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(61,212,232,0.4);
    color: var(--env-white) !important;
}

.btn-secondary {
    background: rgba(255,255,255,0.06);
    color: var(--env-white) !important;
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(4px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.12);
    color: var(--env-white) !important;
}

.btn-outline {
    background: transparent;
    color: var(--env-blue) !important;
    border: 2px solid var(--env-blue);
}

.btn-outline:hover {
    background: var(--env-blue);
    color: var(--env-white) !important;
}

.btn--large {
    padding: 18px 40px;
    font-size: 16px;
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   NAVIGATION
============================================= */
.env-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
}

.env-nav--scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    padding: 10px 0;
    box-shadow: var(--env-shadow-sm);
}

.env-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.env-nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.env-nav__logo img {
    width: 38px;
    height: 38px;
}

.env-nav__brand {
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 600;
    color: var(--env-white);
    transition: color 0.3s ease;
}

.env-nav--scrolled .env-nav__brand {
    color: var(--env-ink);
}

.env-nav__links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.env-nav__links a {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    transition: color 0.2s ease;
}

.env-nav__links a:hover {
    color: var(--env-white);
}

.env-nav--scrolled .env-nav__links a {
    color: var(--env-muted);
}

.env-nav--scrolled .env-nav__links a:hover {
    color: var(--env-ink);
}

.env-nav__cta {
    padding: 10px 20px !important;
    font-size: 13px !important;
}

.env-nav__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.env-nav__burger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--env-white);
    border-radius: 1px;
    transition: all 0.3s ease;
}

.env-nav--scrolled .env-nav__burger span {
    background: var(--env-ink);
}

/* ============================================
   HERO SECTION
============================================= */
.env-hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    background: var(--env-hero-bg);
    padding: 120px 0 96px;
    overflow: hidden;
}

.env-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.env-hero__glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(61, 212, 232, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.env-hero__glow-2 {
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(46, 136, 217, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.env-hero__content {
    position: relative;
    z-index: 1;
    max-width: 680px;
}

.env-hero__badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--env-cyan);
    background: rgba(61, 212, 232, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    margin-bottom: 24px;
}

.env-hero h1 {
    color: var(--env-white);
    margin: 0 0 24px;
}

.env-hero h1 em {
    font-style: italic;
    color: var(--env-cyan);
}

.env-hero__sub {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
}

.env-hero__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.env-hero__trust {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 24px;
}

.env-hero__trust-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.env-hero__trust-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--env-white);
}

.env-hero__trust-label {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
}

.env-hero__trust-divider {
    width: 1px;
    height: 32px;
    background: rgba(255,255,255,0.15);
}

/* ============================================
   PROBLEM-AGITATION SECTION
============================================= */
.env-startup-problems {
    padding: 96px 0;
    background: var(--env-white);
}

.env-startup-problems__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.env-startup-problem-card {
    background: var(--env-white);
    border: 1px solid var(--env-border);
    border-radius: var(--env-radius-xl);
    padding: 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.env-startup-problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--env-shadow-lg);
    border-color: transparent;
}

.env-startup-problem-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(61, 212, 232, 0.08);
    border-radius: var(--env-radius-lg);
    margin-bottom: 20px;
}

.env-startup-problem-card__icon svg {
    stroke: var(--env-cyan);
}

.env-startup-problem-card h3 {
    font-size: 20px;
    margin: 0 0 12px;
}

.env-startup-problem-card p {
    font-size: 15px;
    color: var(--env-muted);
    margin-bottom: 20px;
}

.env-startup-problem-card__risk {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    background: var(--env-red-bg);
    border-radius: var(--env-radius);
    font-size: 13px;
    color: var(--env-error);
}

.env-startup-problem-card__risk svg {
    flex-shrink: 0;
    stroke: var(--env-error);
}

/* ============================================
   STARTUP-STACK SECTION
============================================= */
.env-startup-stack {
    padding: 96px 0;
    background: var(--env-offwhite);
}

.env-startup-stack__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.env-startup-stack-card {
    background: var(--env-white);
    border: 1px solid var(--env-border);
    border-radius: var(--env-radius-xl);
    padding: 28px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.env-startup-stack-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--env-shadow-lg);
    border-color: var(--env-cyan);
}

.env-startup-stack-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.env-startup-stack-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(61, 212, 232, 0.08);
    border-radius: var(--env-radius-lg);
}

.env-startup-stack-card__icon svg {
    stroke: var(--env-cyan);
}

.env-startup-stack-card__badge {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--env-blue);
    background: rgba(46, 136, 217, 0.1);
    padding: 5px 10px;
    border-radius: 12px;
    white-space: nowrap;
}

.env-startup-stack-card__badge--highlight {
    color: var(--env-success);
    background: rgba(16, 185, 129, 0.1);
}

.env-startup-stack-card__badge--muted {
    color: var(--env-muted);
    background: rgba(107, 114, 128, 0.1);
}

.env-startup-stack-card h3 {
    font-size: 18px;
    margin: 0 0 10px;
}

.env-startup-stack-card p {
    font-size: 14px;
    color: var(--env-muted);
    margin: 0;
    line-height: 1.6;
}

.env-startup-stack__footer {
    text-align: center;
}

.env-startup-stack__footer p {
    font-size: 16px;
    color: var(--env-muted);
    margin-bottom: 24px;
}

/* ============================================
   DIFFERENZIERUNG SECTION
============================================= */
.env-startup-diff {
    padding: 96px 0;
    background: var(--env-white);
}

.env-startup-diff__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.env-startup-diff__col {
    padding: 36px;
    border-radius: var(--env-radius-xl);
}

.env-startup-diff__col--old {
    background: var(--env-red-bg);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.env-startup-diff__col--new {
    background: var(--env-green-bg);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.env-startup-diff__col h4 {
    font-size: 18px;
    margin: 0 0 20px;
}

.env-startup-diff__col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.env-startup-diff__col li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 14px;
    font-size: 15px;
    color: var(--env-body);
}

.env-startup-diff__col li:last-child {
    margin-bottom: 0;
}

.env-startup-diff__col--old li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: var(--env-error);
    font-weight: 600;
}

.env-startup-diff__col--new li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--env-success);
    font-weight: 600;
}

/* ============================================
   STARTUP-PHASEN SECTION
============================================= */
.env-startup-phases {
    padding: 96px 0;
    background: var(--env-offwhite);
}

.env-startup-phases__timeline {
    display: flex;
    align-items: stretch;
    gap: 0;
    margin-bottom: 48px;
}

.env-startup-phase-card {
    flex: 1;
    background: var(--env-white);
    border: 1px solid var(--env-border);
    border-radius: var(--env-radius-xl);
    padding: 32px 28px;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.env-startup-phase-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--env-shadow-lg);
    border-color: var(--env-cyan);
}

.env-startup-phase-card__icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.env-startup-phase-card__stage {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--env-cyan);
    margin-bottom: 4px;
}

.env-startup-phase-card__team {
    font-size: 13px;
    color: var(--env-muted);
    margin-bottom: 16px;
}

.env-startup-phase-card h3 {
    font-size: 20px;
    margin: 0 0 12px;
}

.env-startup-phase-card p {
    font-size: 14px;
    color: var(--env-body);
    margin: 0 0 16px;
}

.env-startup-phase-card__price {
    font-size: 13px;
    font-weight: 500;
    color: var(--env-blue);
    background: rgba(46, 136, 217, 0.08);
    padding: 8px 14px;
    border-radius: var(--env-radius);
    display: inline-block;
}

.env-startup-phase-card__badge {
    font-size: 12px;
    color: var(--env-success);
    background: var(--env-green-bg);
    padding: 8px 14px;
    border-radius: var(--env-radius);
    display: inline-block;
}

.env-startup-phases__line {
    width: 48px;
    height: 2px;
    background: var(--env-border);
    align-self: center;
    flex-shrink: 0;
}

.env-startup-phases__footer {
    text-align: center;
}

.env-startup-phases__footer p {
    font-size: 16px;
    color: var(--env-muted);
    margin-bottom: 24px;
}

/* ============================================
   TESTIMONIALS SECTION
============================================= */
.env-startup-testimonials {
    padding: 96px 0;
    background: var(--env-white);
}

.env-testimonials__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--env-white);
    border: 1px solid var(--env-border);
    border-radius: 24px;
    padding: 10px 18px;
    margin-top: 20px;
}

.env-testimonials__rating {
    font-size: 16px;
    font-weight: 600;
    color: var(--env-ink);
}

.env-testimonials__stars {
    color: #FBBC05;
    font-size: 14px;
    letter-spacing: 1px;
}

.env-testimonials__count {
    font-size: 13px;
    color: var(--env-muted);
}

.env-startup-testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.env-testimonial-card {
    background: var(--env-white);
    border: 1px solid var(--env-border);
    border-radius: var(--env-radius-xl);
    padding: 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.env-testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--env-shadow-lg);
}

.env-testimonial-card__stars {
    color: #FBBC05;
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.env-testimonial-card blockquote {
    font-family: var(--font-serif);
    font-size: 16px;
    font-style: italic;
    line-height: 1.7;
    color: var(--env-body);
    margin: 0 0 20px;
}

.env-testimonial-card__author {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.env-testimonial-card__name {
    font-weight: 600;
    color: var(--env-ink);
}

.env-testimonial-card__role {
    font-size: 13px;
    color: var(--env-muted);
}

.env-startup-testimonials__footer {
    text-align: center;
}

.env-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--env-blue);
}

.env-link:hover {
    text-decoration: underline;
}

/* ============================================
   PROZESS SECTION
============================================= */
.env-startup-process {
    padding: 96px 0;
    background: var(--env-offwhite);
}

.env-startup-process__steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    margin-bottom: 48px;
}

.env-step {
    flex: 1;
    max-width: 240px;
    text-align: center;
    padding: 0 16px;
}

.env-step__number {
    font-family: var(--font-serif);
    font-size: 32px;
    color: var(--env-cyan);
    margin-bottom: 16px;
}

.env-step h4 {
    font-size: 18px;
    margin: 0 0 12px;
}

.env-step p {
    font-size: 14px;
    color: var(--env-muted);
    margin: 0;
    line-height: 1.6;
}

.env-step__line {
    width: 64px;
    height: 2px;
    background: var(--env-border);
    margin-top: 24px;
    flex-shrink: 0;
}

.env-startup-process__cta {
    text-align: center;
}

/* ============================================
   FAQ SECTION
============================================= */
.env-startup-faq {
    padding: 96px 0;
    background: var(--env-white);
}

.env-faq__list {
    max-width: 720px;
    margin: 0 auto;
}

.env-faq__item {
    border-bottom: 1px solid var(--env-border);
}

.env-faq__item:first-child {
    border-top: 1px solid var(--env-border);
}

.env-faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.env-faq__question span {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    color: var(--env-ink);
}

.env-faq__icon {
    flex-shrink: 0;
    stroke: var(--env-muted);
    transition: transform 0.3s ease;
}

.env-faq__item.is-open .env-faq__icon {
    transform: rotate(180deg);
}

.env-faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.env-faq__item.is-open .env-faq__answer {
    max-height: 300px;
    padding-bottom: 20px;
}

.env-faq__answer p {
    font-size: 15px;
    color: var(--env-body);
    line-height: 1.7;
    margin: 0;
}

/* ============================================
   FINAL CTA SECTION
============================================= */
.env-startup-final-cta {
    position: relative;
    padding: 96px 0;
    background: var(--env-hero-bg);
    overflow: hidden;
}

.env-startup-final-cta__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(61, 212, 232, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

.env-startup-final-cta__inner {
    position: relative;
    z-index: 1;
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.env-startup-final-cta h2 {
    color: var(--env-white);
    margin: 0 0 16px;
}

.env-startup-final-cta p {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
}

.env-startup-final-cta__trust {
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255,255,255,0.5);
}

/* ============================================
   FOOTER
============================================= */
.env-footer {
    background: var(--env-ink);
    padding: 64px 0 32px;
}

.env-footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.env-footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.env-footer__logo img {
    width: 38px;
    height: 38px;
}

.env-footer__logo span {
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 600;
    color: var(--env-white);
}

.env-footer__tagline {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 8px;
}

.env-footer__location {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

.env-footer__col h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--env-white);
    margin: 0 0 16px;
}

.env-footer__col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.env-footer__col li {
    margin-bottom: 10px;
}

.env-footer__col a,
.env-footer__col li {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: color 0.2s ease;
}

.env-footer__col a:hover {
    color: var(--env-white);
}

.env-footer__bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.env-footer__bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    margin: 0;
    text-align: center;
}

/* ============================================
   STICKY MOBILE CTA
============================================= */
.env-sticky-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    padding: 12px 16px;
    background: var(--env-white);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.env-sticky-cta.is-visible {
    transform: translateY(0);
}

/* ============================================
   SCROLL ANIMATIONS
============================================= */
.env-animate {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.env-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays */
[data-delay="1"] { transition-delay: 0.08s; }
[data-delay="2"] { transition-delay: 0.16s; }
[data-delay="3"] { transition-delay: 0.24s; }
[data-delay="4"] { transition-delay: 0.32s; }
[data-delay="5"] { transition-delay: 0.40s; }
[data-delay="6"] { transition-delay: 0.48s; }
[data-delay="7"] { transition-delay: 0.56s; }
[data-delay="8"] { transition-delay: 0.64s; }

/* ============================================
   RESPONSIVE: TABLET (768px - 1024px)
============================================= */
@media (max-width: 1024px) {
    .env-startup-problems,
    .env-startup-stack,
    .env-startup-diff,
    .env-startup-phases,
    .env-startup-testimonials,
    .env-startup-process,
    .env-startup-faq,
    .env-startup-final-cta {
        padding: 64px 0;
    }

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

    .env-startup-problems__grid .env-startup-problem-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }

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

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

    .env-startup-testimonials__grid .env-testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }

    .env-footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

/* ============================================
   RESPONSIVE: MOBILE (< 768px)
============================================= */
@media (max-width: 767px) {
    /* Navigation */
    .env-nav__links,
    .env-nav__cta {
        display: none;
    }

    .env-nav__burger {
        display: flex;
    }

    .env-nav.nav-open .env-nav__links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--env-white);
        padding: 24px;
        box-shadow: var(--env-shadow-lg);
    }

    .env-nav.nav-open .env-nav__links a {
        color: var(--env-ink);
        padding: 12px 0;
    }

    .env-nav.nav-open .env-nav__cta {
        display: inline-flex;
        margin-top: 16px;
    }

    /* Hero */
    .env-hero {
        min-height: auto;
        padding: 100px 0 64px;
    }

    .env-hero__ctas {
        flex-direction: column;
    }

    .env-hero__ctas .btn {
        width: 100%;
    }

    .env-hero__trust {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .env-hero__trust-divider {
        display: none;
    }

    .env-hero__trust-item {
        flex-direction: row;
        gap: 8px;
    }

    /* Sections */
    .env-startup-problems,
    .env-startup-stack,
    .env-startup-diff,
    .env-startup-phases,
    .env-startup-testimonials,
    .env-startup-process,
    .env-startup-faq,
    .env-startup-final-cta {
        padding: 48px 0;
    }

    .env-section-header {
        margin-bottom: 32px;
    }

    /* Problems */
    .env-startup-problems__grid {
        grid-template-columns: 1fr;
    }

    .env-startup-problems__grid .env-startup-problem-card:last-child {
        grid-column: auto;
        max-width: none;
    }

    /* Stack */
    .env-startup-stack__grid {
        grid-template-columns: 1fr;
    }

    /* Diff */
    .env-startup-diff__grid {
        grid-template-columns: 1fr;
    }

    .env-startup-diff__col {
        padding: 28px;
    }

    /* Phases */
    .env-startup-phases__timeline {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .env-startup-phase-card {
        width: 100%;
        max-width: 360px;
    }

    .env-startup-phases__line {
        width: 2px;
        height: 32px;
        margin: 0;
    }

    /* Testimonials */
    .env-startup-testimonials__grid {
        grid-template-columns: 1fr;
    }

    .env-startup-testimonials__grid .env-testimonial-card:last-child {
        grid-column: auto;
        max-width: none;
    }

    /* Process */
    .env-startup-process__steps {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .env-step {
        max-width: 100%;
        padding: 24px 0;
    }

    .env-step__line {
        width: 2px;
        height: 32px;
        margin: 0;
    }

    /* Footer */
    .env-footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .env-footer__brand {
        text-align: center;
    }

    .env-footer__logo {
        justify-content: center;
    }

    /* Sticky CTA */
    .env-sticky-cta {
        display: block;
    }
}

/* ============================================
   RESPONSIVE: SMALL MOBILE (< 480px)
============================================= */
@media (max-width: 479px) {
    .env-container {
        padding: 0 16px;
    }

    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 26px;
    }

    .env-hero__badge {
        font-size: 10px;
        padding: 6px 12px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .btn--large {
        padding: 14px 32px;
    }

    .env-startup-problem-card,
    .env-startup-stack-card,
    .env-startup-phase-card,
    .env-testimonial-card {
        padding: 24px;
    }

    .env-testimonials__badge {
        flex-wrap: wrap;
        justify-content: center;
    }
}