/* ============================================
   ENERGIE INSIDE B2B LANDING PAGE
   Design System matching energieinside.ch
   ============================================ */

/* ============================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Brand Colors - energie inside */
    --color-primary: #00a19a;
    --color-primary-dark: #008a84;
    --color-primary-light: #00c4bc;
    --color-primary-bg: #e6f7f6;

    --color-secondary: #1a1a2e;
    --color-secondary-light: #2d2d44;

    --color-accent: #f5a623;
    --color-accent-dark: #e09000;

    /* Text Colors */
    --color-text: #1a1a2e;
    --color-text-secondary: #4a4a5a;
    --color-text-muted: #6e6e7a;
    --color-text-light: #9e9ea8;

    /* Background Colors */
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-alt: #f0f2f4;
    --color-bg-dark: #1a1a2e;

    /* Border Colors */
    --color-border: #e2e4e8;
    --color-border-light: #eef0f2;

    /* Status Colors */
    --color-success: #00a19a;
    --color-error: #dc3545;

    /* Typography - Lexend */
    --font-family: 'Lexend', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.15;
    --line-height-snug: 1.3;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.7;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    --spacing-32: 8rem;

    /* Layout */
    --container-max: 1280px;
    --container-padding: var(--spacing-6);

    /* Borders */
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-2xl: 24px;
    --border-radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index */
    --z-dropdown: 100;
    --z-header: 200;
    --z-modal: 300;
}

/* ============================================
   2. CSS RESET & BASE
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

input,
button,
textarea,
select {
    font: inherit;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

address {
    font-style: normal;
}

/* ============================================
   3. LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   4. TYPOGRAPHY
   ============================================ */
.section__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
    margin-bottom: var(--spacing-6);
    letter-spacing: -0.02em;
}

.section__text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-4);
}

.section__text--highlight {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

@media (min-width: 768px) {
    .section__title {
        font-size: var(--font-size-4xl);
    }
}

@media (min-width: 1024px) {
    .section__title {
        font-size: var(--font-size-5xl);
    }
}

/* ============================================
   5. BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn--primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 161, 154, 0.3);
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn--outline:hover {
    background: var(--color-text);
    color: white;
    border-color: var(--color-text);
}

.btn--ghost {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border-color: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn--large {
    padding: var(--spacing-5) var(--spacing-10);
    font-size: var(--font-size-lg);
}

.btn--full {
    width: 100%;
}

/* ============================================
   6. HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.header--scrolled {
    box-shadow: var(--shadow-md);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 90px;
}

.header__logo {
    display: flex;
    align-items: center;
}

.header__logo .logo {
    height: 56px;
    width: auto;
}

.header__nav {
    display: none;
    align-items: center;
    gap: var(--spacing-8);
}

.nav__link {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-primary);
}

.header__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--border-radius);
}

.header__toggle:hover {
    background: var(--color-bg-light);
}

.hamburger {
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.header__toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.header__toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.header__toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Mobile Navigation */
@media (max-width: 767px) {
    .header__nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: var(--spacing-4);
        padding: var(--spacing-8);
        background: white;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .header__nav.is-open {
        display: flex;
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav__cta {
        width: 100%;
    }
}

@media (min-width: 768px) {
    .header__nav {
        display: flex;
    }

    .header__toggle {
        display: none;
    }
}

/* ============================================
   7. HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(90px + var(--spacing-16)) 0 var(--spacing-16);
    overflow: hidden;
    background: var(--color-secondary);
}

.hero__background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

/* Background Image Slideshow */
.hero__slides {
    position: absolute;
    inset: 0;
}

.hero__slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.1);
    animation: heroSlideshow 35s infinite;
}

/* 7 slides, 5 seconds each = 35s total cycle */
.hero__slide--1 { animation-delay: 0s; }
.hero__slide--2 { animation-delay: 5s; }
.hero__slide--3 { animation-delay: 10s; }
.hero__slide--4 { animation-delay: 15s; }
.hero__slide--5 { animation-delay: 20s; }
.hero__slide--6 { animation-delay: 25s; }
.hero__slide--7 { animation-delay: 30s; }

@keyframes heroSlideshow {
    0% {
        opacity: 0;
        transform: scale(1.1);
    }
    2% {
        opacity: 1;
        transform: scale(1.05);
    }
    14% {
        opacity: 1;
        transform: scale(1);
    }
    16% {
        opacity: 0;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(1.1);
    }
}

/* Overlay on top of images */
.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 26, 46, 0.85) 0%,
        rgba(26, 26, 46, 0.7) 50%,
        rgba(26, 26, 46, 0.8) 100%
    );
    z-index: 1;
}

/* Subtle pattern overlay */
.hero__background::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 2;
    pointer-events: none;
}

.hero__container {
    position: relative;
    z-index: 3;
}

.hero__content {
    max-width: 900px;
}

/* Hero Text Animations */
.hero-animate {
    opacity: 0;
    transform: translateY(30px);
    animation: heroTextReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-animate--1 { animation-delay: 0.2s; }
.hero-animate--2 { animation-delay: 0.4s; }
.hero-animate--3 { animation-delay: 0.6s; }
.hero-animate--4 { animation-delay: 0.8s; }
.hero-animate--5 { animation-delay: 1s; }

@keyframes heroTextReveal {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: white;
    margin-bottom: var(--spacing-8);
    letter-spacing: -0.02em;
}

.hero__title-line {
    display: block;
}

.hero__title-accent {
    color: var(--color-primary-light);
    display: block;
    margin-top: var(--spacing-2);
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-light);
    color: rgba(255, 255, 255, 0.85);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-10);
    max-width: 700px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-10);
}

.hero__trust {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    font-weight: var(--font-weight-medium);
}

.hero__trust::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
}

.hero__scroll-indicator {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.5);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-12px); }
    60% { transform: translateX(-50%) translateY(-6px); }
}

@media (min-width: 768px) {
    .hero {
        padding: calc(90px + var(--spacing-24)) 0 var(--spacing-24);
    }

    .hero__title {
        font-size: var(--font-size-5xl);
    }

    .hero__subtitle {
        font-size: var(--font-size-xl);
    }
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: var(--font-size-6xl);
    }
}

/* ============================================
   8. POSITIONING SECTION
   ============================================ */
.positioning {
    padding: var(--spacing-20) 0;
    background: var(--color-bg);
}

.positioning__intro {
    max-width: 800px;
    margin-bottom: var(--spacing-16);
}

.cards {
    display: grid;
    gap: var(--spacing-8);
}

.card {
    position: relative;
    padding: var(--spacing-10) var(--spacing-8);
    background: white;
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card-hover);
    border-color: transparent;
}

.card:hover::before {
    transform: scaleX(1);
}

.card__icon {
    width: 72px;
    height: 72px;
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--color-primary-bg);
    border-radius: var(--border-radius-lg);
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.card__icon svg {
    width: 100%;
    height: 100%;
}

.card:hover .card__icon {
    background: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

.card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.01em;
}

.card__text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

@media (min-width: 768px) {
    .positioning {
        padding: var(--spacing-32) 0;
    }

    .cards {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-8);
    }

    .card {
        padding: var(--spacing-12) var(--spacing-8);
    }
}

/* ============================================
   9. AUDIENCE SECTION
   ============================================ */
.audience {
    padding: var(--spacing-20) 0;
    background: var(--color-bg-light);
}

.audience__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.audience__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-3);
}

.audience__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.audience__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
}

.audience__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-8);
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.audience__item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
}

.audience__icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-5);
    padding: var(--spacing-4);
    background: var(--color-primary-bg);
    border-radius: var(--border-radius-full);
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.audience__icon svg {
    width: 100%;
    height: 100%;
}

.audience__item:hover .audience__icon {
    background: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

.audience__label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    line-height: var(--line-height-snug);
}

.audience__label small {
    display: block;
    font-weight: var(--font-weight-normal);
    color: var(--color-text-muted);
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .audience {
        padding: var(--spacing-24) 0;
    }

    .audience__grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .audience__title {
        font-size: var(--font-size-3xl);
    }
}

/* ============================================
   10. PRICING SECTION
   ============================================ */
.pricing {
    padding: var(--spacing-20) 0;
    background: var(--color-bg);
}

.pricing__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-16);
}

.pricing__grid {
    display: grid;
    gap: var(--spacing-8);
    align-items: start;
}

.pricing-card {
    position: relative;
    padding: var(--spacing-10);
    background: white;
    border: 2px solid var(--color-border-light);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
}

.pricing-card--featured {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, white 0%, var(--color-primary-bg) 100%);
}

.pricing-card--featured::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: var(--border-radius-2xl);
    padding: 2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: -1;
}

.pricing-card__badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-2) var(--spacing-5);
    background: var(--color-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--border-radius-full);
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 161, 154, 0.3);
}

.pricing-card__header {
    margin-bottom: var(--spacing-8);
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-border-light);
}

.pricing-card__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
}

.pricing-card__ideal {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.pricing-card__features {
    margin-bottom: var(--spacing-8);
}

.pricing-card__features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3) 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
}

.check-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: var(--color-primary);
}

.pricing-card__price {
    margin-bottom: var(--spacing-2);
}

.pricing-card__amount {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.pricing-card__amount--custom {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

.pricing-card__period {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-normal);
}

.pricing-card__total {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-8);
}

.pricing-card__btn {
    width: 100%;
}

.pricing__footnote {
    margin-top: var(--spacing-12);
    padding: var(--spacing-8);
    background: var(--color-bg-light);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: var(--line-height-relaxed);
    text-align: center;
}

@media (min-width: 768px) {
    .pricing {
        padding: var(--spacing-32) 0;
    }

    .pricing__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-6);
    }

    .pricing-card--featured {
        transform: scale(1.05);
        z-index: 1;
    }

    .pricing-card--featured:hover {
        transform: scale(1.08) translateY(-6px);
    }
}

/* ============================================
   11. CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--spacing-20) 0;
    background: var(--color-bg-light);
}

.contact__grid {
    display: grid;
    gap: var(--spacing-12);
}

.contact__content {
    max-width: 500px;
}

.contact__subtitle {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--spacing-6);
}

.contact__form-wrapper {
    background: white;
    padding: var(--spacing-10);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.form-row {
    display: grid;
    gap: var(--spacing-6);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-input {
    padding: var(--spacing-4) var(--spacing-5);
    background: var(--color-bg-light);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.form-input:hover {
    background: var(--color-bg-alt);
}

.form-input:focus {
    outline: none;
    background: white;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(0, 161, 154, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-light);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236e6e7a' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right var(--spacing-4) center;
    background-repeat: no-repeat;
    background-size: 20px;
    padding-right: var(--spacing-12);
}

/* Form Success State */
.form-success {
    text-align: center;
    padding: var(--spacing-10);
}

.form-success__icon {
    width: 96px;
    height: 96px;
    margin: 0 auto var(--spacing-8);
    color: var(--color-success);
}

.form-success__icon svg {
    width: 100%;
    height: 100%;
}

.form-success__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-4);
}

.form-success__text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-8);
    line-height: var(--line-height-relaxed);
}

.form-success__next {
    padding: var(--spacing-8);
    background: var(--color-primary-bg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-8);
    text-align: left;
}

.form-success__next strong {
    display: block;
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
}

.form-success__next p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .contact {
        padding: var(--spacing-32) 0;
    }

    .contact__grid {
        grid-template-columns: 1fr 1.3fr;
        gap: var(--spacing-20);
        align-items: center;
    }

    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* ============================================
   12. FOOTER
   ============================================ */
.footer {
    background: #000000;
    color: rgba(255, 255, 255, 0.85);
}

.footer__top-label {
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__top-label span {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
}

.footer .container {
    padding-top: var(--spacing-16);
    padding-bottom: var(--spacing-16);
}

.footer__grid {
    display: grid;
    gap: var(--spacing-10);
}

.footer__brand {
    display: flex;
    align-items: flex-start;
}

.footer__logo {
    display: inline-block;
}

.footer__logo-img {
    height: 64px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer__col {
    display: flex;
    flex-direction: column;
}

.footer__heading {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-6);
}

.footer__address {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-6);
}

.footer__contact-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer__contact-links a {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.85);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition-fast);
}

.footer__contact-links a:hover {
    color: white;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer__links li a {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.85);
    transition: color var(--transition-fast);
}

.footer__links li a:hover {
    color: white;
}

.footer__col--last {
    position: relative;
}

.footer__social {
    margin-top: var(--spacing-8);
}

.social-links {
    display: flex;
    gap: var(--spacing-4);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: rgba(255, 255, 255, 0.85);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: white;
}

.social-link svg {
    width: 24px;
    height: 24px;
}

.footer__legal {
    display: flex;
    gap: var(--spacing-6);
    margin-top: var(--spacing-6);
}

.footer__legal a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer__legal a:hover {
    color: white;
}

@media (max-width: 767px) {
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer__brand {
        grid-column: 1 / -1;
    }

    .footer__col--last {
        grid-column: 1 / -1;
    }

    .footer__social {
        margin-top: var(--spacing-6);
    }

    .footer__legal {
        margin-top: var(--spacing-4);
    }
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: 1.2fr 1fr 1fr 1fr 1.2fr;
        gap: var(--spacing-8);
    }

    .footer__col--last .footer__social,
    .footer__col--last .footer__legal {
        margin-top: auto;
    }

    .footer__social {
        justify-content: flex-end;
    }

    .social-links {
        justify-content: flex-end;
    }

    .footer__legal {
        justify-content: flex-end;
    }
}

/* ============================================
   13. ANIMATIONS
   ============================================ */

/* Scroll-triggered animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition:
        opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays */
.animate-on-scroll[data-delay="50"] { transition-delay: 50ms; }
.animate-on-scroll[data-delay="100"] { transition-delay: 100ms; }
.animate-on-scroll[data-delay="150"] { transition-delay: 150ms; }
.animate-on-scroll[data-delay="200"] { transition-delay: 200ms; }
.animate-on-scroll[data-delay="250"] { transition-delay: 250ms; }
.animate-on-scroll[data-delay="300"] { transition-delay: 300ms; }

/* Button pulse animation on featured card */
.pricing-card--featured .btn--primary {
    animation: pulse 2.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 161, 154, 0.4);
    }
    50% {
        box-shadow: 0 0 0 12px rgba(0, 161, 154, 0);
    }
}

/* Loading state for form button */
.btn--loading {
    position: relative;
    pointer-events: none;
    color: transparent;
}

.btn--loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Fade in animation for success message */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-success:not([hidden]) {
    animation: fadeInUp 0.6s ease forwards;
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   14. FORM VALIDATION STATES
   ============================================ */
.form-input.is-invalid {
    border-color: var(--color-error);
    background-color: #fef2f2;
}

.form-input.is-invalid:focus {
    box-shadow: 0 0 0 4px rgba(220, 53, 69, 0.1);
}

.form-input.is-highlighted {
    border-color: var(--color-primary);
    background-color: var(--color-primary-bg);
    animation: highlightPulse 0.8s ease;
}

@keyframes highlightPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* ============================================
   15. UTILITIES
   ============================================ */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

[hidden] {
    display: none !important;
}

/* ============================================
   16. REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   17. PRINT STYLES
   ============================================ */
@media print {
    .header,
    .hero__scroll-indicator,
    .footer__social {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-8) 0;
    }

    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   18. HUBSPOT FORM OVERRIDES
   ============================================ */
.hubspot-form-custom .hs-form-field {
    margin-bottom: var(--spacing-6);
}

.hubspot-form-custom .hs-input {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-5);
    background: var(--color-bg-light);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
}

.hubspot-form-custom .hs-input:focus {
    border-color: var(--color-primary);
    background: white;
    outline: none;
}

.hubspot-form-custom label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.hubspot-form-custom .hs-button {
    width: 100%;
    padding: var(--spacing-5) var(--spacing-10);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-base);
}

.hubspot-form-custom .hs-button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.hubspot-form-custom .hs-error-msgs {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-1);
}