/* PageAnvil Landing Page Styles
 * Brand: AI Content Analysis & Landing Page Generation
 * Theme: Dark Forge - Blacksmith/Metallurgical Metaphor
 * Colors: Cherry red on dark metallic
 * Font: Inter
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Heat Scale Colors (Forge Temperatures) */
    --color-cherry: #B22222;           /* 1375°F - Primary accent */
    --color-bright-cherry: #DC143C;    /* 1500°F - Hover state */
    --color-blood-red: #6B1C1C;        /* Deep accent */
    --color-orange-heat: #E25822;      /* 1650°F */
    --color-yellow-heat: #F4A460;      /* 1975°F */

    /* Metal Colors */
    --metal-charcoal: #1A1A1F;         /* Darkest background */
    --metal-gunmetal: #2A2A32;         /* Secondary background */
    --metal-steel: #3A3A44;            /* Card backgrounds */
    --metal-iron: #4A4A55;             /* Borders, inputs */
    --metal-smoke: #5A5A66;            /* Lighter elements */

    /* Secondary Accents */
    --color-bronze: #C9A76C;           /* Straw/temper color */
    --color-bronze-light: #D4B896;
    --color-steel-blue: #4682B4;       /* Info/links */
    --color-success: #228B22;
    --color-warning: #DAA520;
    --color-error: #B22222;

    /* Text Colors */
    --text-bright: #F5F5F5;
    --text-primary: #E0E0E0;
    --text-secondary: #A0A0A8;
    --text-muted: #707078;

    /* Shadows */
    --shadow-heat: 0 4px 20px rgba(178, 34, 34, 0.3);
    --shadow-dark: 0 4px 20px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(178, 34, 34, 0.4);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.3);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Container */
    --container-max: 1200px;
    --container-narrow: 800px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--metal-charcoal);
    min-height: 100vh;
    position: relative;
}

/* Textured background overlay - dark iron rust */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: -1;
    background-image: url('../images/dark-iron-rust-2560.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    opacity: 0.7;
}

/* Responsive background images for body overlay */
@media (max-width: 2560px) {
    body::before {
        background-image: url('../images/dark-iron-rust-1920.jpg');
    }
}

@media (max-width: 1920px) {
    body::before {
        background-image: url('../images/dark-iron-rust-1920.jpg');
    }
}

@media (max-width: 1024px) {
    body::before {
        background-image: url('../images/dark-iron-rust-1024.jpg');
    }
}

@media (max-width: 640px) {
    body::before {
        background-image: url('../images/dark-iron-rust-640.jpg');
    }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-bronze);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-bronze-light);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-bright);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-md);
}

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

.text-cherry {
    color: var(--color-cherry);
}

.text-bronze {
    color: var(--color-bronze);
}

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

.container-narrow {
    max-width: var(--container-narrow);
}

.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-alt {
    background: var(--metal-gunmetal);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
    background: linear-gradient(180deg, var(--metal-gunmetal) 0%, var(--metal-charcoal) 100%);
    border-bottom: 1px solid var(--metal-iron);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: var(--container-max);
    margin: 0 auto;
}

.logo {
    height: 50px;
    width: auto;
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav a {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav a:hover {
    color: var(--color-cherry);
    background: var(--metal-steel);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    background-image: url('../images/dark-iron-rust-2560.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* Responsive background images */
@media (max-width: 2560px) {
    .hero {
        background-image: url('../images/dark-iron-rust-1920.jpg');
    }
}

@media (max-width: 1920px) {
    .hero {
        background-image: url('../images/dark-iron-rust-1920.jpg');
    }
}

@media (max-width: 1024px) {
    .hero {
        background-image: url('../images/dark-iron-rust-1024.jpg');
    }
}

@media (max-width: 640px) {
    .hero {
        background-image: url('../images/dark-iron-rust-640.jpg');
    }
}

/* Heat glow effect behind hero */
.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(178, 34, 34, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-logo {
    max-width: 450px;
    margin: 0 auto var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.hero h1 .accent {
    color: var(--color-cherry);
    text-shadow: 0 0 30px rgba(178, 34, 34, 0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto var(--spacing-xl);
    font-weight: 300;
    position: relative;
    z-index: 1;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-cherry) 0%, var(--color-blood-red) 100%);
    color: var(--text-bright);
    box-shadow: var(--shadow-heat);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-bright-cherry) 0%, var(--color-cherry) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    color: var(--text-bright);
}

.btn-secondary {
    background: var(--metal-steel);
    color: var(--text-primary);
    border: 2px solid var(--metal-iron);
}

.btn-secondary:hover {
    background: var(--metal-iron);
    border-color: var(--color-cherry);
    color: var(--text-bright);
}

.btn-outline {
    background: transparent;
    color: var(--color-cherry);
    border: 2px solid var(--color-cherry);
}

.btn-outline:hover {
    background: var(--color-cherry);
    color: var(--text-bright);
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: linear-gradient(145deg, var(--metal-steel) 0%, var(--metal-gunmetal) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--metal-iron);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Ember glow on hover */
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-cherry), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-cherry);
    box-shadow: var(--shadow-heat);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-blood-red) 0%, var(--metal-charcoal) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 0 20px rgba(178, 34, 34, 0.3);
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-cherry);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ========================================
   HOW IT WORKS (THE FORGE PROCESS)
   ======================================== */
.forge-steps {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-2xl);
    overflow: visible;
}

.forge-step {
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    text-align: center;
    position: relative;
    overflow: visible;
}

.forge-step-number {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-cherry) 0%, var(--color-blood-red) 100%);
    color: var(--text-bright);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-heat);
    position: relative;
}

/* Animated ember glow */
.forge-step-number::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-cherry), var(--color-orange-heat), var(--color-cherry));
    opacity: 0.5;
    z-index: -1;
    animation: ember-pulse 2s ease-in-out infinite;
}

@keyframes ember-pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
}

.forge-step h3 {
    margin-bottom: var(--spacing-sm);
}

.forge-step p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Connector line between steps - heat flowing to next step */
.forge-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 32px;
    left: calc(50% + 40px);
    width: calc(100% - 80px + var(--spacing-2xl));
    height: 6px;
    background: linear-gradient(90deg,
        var(--color-blood-red) 0%,
        var(--color-cherry) 25%,
        var(--color-orange-heat) 60%,
        var(--color-yellow-heat) 85%,
        #FFFACD 100%
    );
    border-radius: 3px;
    box-shadow:
        0 0 8px rgba(178, 34, 34, 0.4),
        0 0 15px rgba(226, 88, 34, 0.3);
    animation: heat-flow 2s ease-in-out infinite;
}

@keyframes heat-flow {
    0%, 100% {
        opacity: 0.7;
        box-shadow:
            0 0 8px rgba(178, 34, 34, 0.4),
            0 0 15px rgba(226, 88, 34, 0.3);
    }
    50% {
        opacity: 1;
        box-shadow:
            0 0 12px rgba(178, 34, 34, 0.6),
            0 0 25px rgba(226, 88, 34, 0.5),
            0 0 35px rgba(244, 164, 96, 0.3);
    }
}

/* ========================================
   USE CASES
   ======================================== */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.use-case {
    background: var(--metal-steel);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-cherry);
    transition: all var(--transition-normal);
}

.use-case:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-dark);
}

.use-case h3 {
    color: var(--color-bronze);
    margin-bottom: var(--spacing-sm);
}

.use-case p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* ========================================
   PRICING SECTION
   ======================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: linear-gradient(145deg, var(--metal-steel) 0%, var(--metal-gunmetal) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--metal-iron);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-dark);
}

.pricing-card.featured {
    border: 2px solid var(--color-cherry);
    box-shadow: var(--shadow-heat);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-cherry) 0%, var(--color-blood-red) 100%);
    color: var(--text-bright);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-tier {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-cherry);
    margin-bottom: var(--spacing-sm);
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: var(--spacing-md);
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    text-align: left;
}

.pricing-features li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--metal-iron);
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-cherry);
    font-weight: 700;
}

/* ========================================
   CONTACT FORM
   ======================================== */
.contact-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: linear-gradient(145deg, var(--metal-steel) 0%, var(--metal-gunmetal) 100%);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--metal-iron);
    box-shadow: var(--shadow-dark);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--metal-iron);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--metal-charcoal);
    color: var(--text-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-cherry);
    box-shadow: 0 0 0 3px rgba(178, 34, 34, 0.2);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23A0A0A8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-select option {
    background: var(--metal-charcoal);
    color: var(--text-primary);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-submit {
    width: 100%;
    margin-top: var(--spacing-md);
}

.form-note {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--metal-charcoal);
    border-top: 1px solid var(--metal-iron);
    padding: var(--spacing-2xl) 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-logo {
    height: 40px;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-cherry);
}

.footer-copy {
    width: 100%;
    text-align: center;
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--metal-iron);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.footer-patent {
    width: 100%;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

.footer-company-link {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-company-link:hover {
    color: var(--color-cherry);
}

/* ========================================
   UTILITIES
   ======================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    /* Disable parallax on mobile - it doesn't work well on touch devices */
    .hero,
    body::before {
        background-attachment: scroll;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-logo {
        max-width: 280px;
    }

    .nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--metal-gunmetal);
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--metal-iron);
    }

    .forge-step:not(:last-child)::after {
        display: none;
    }

    .forge-steps {
        flex-direction: column;
        align-items: center;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heat-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(178, 34, 34, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(178, 34, 34, 0.5);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-heat-glow {
    animation: heat-glow 2s ease-in-out infinite;
}

/* Stagger animation delays */
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }