/* =============================================================
   Cogitator Cloud Landing Page
   HUD command-center aesthetic, light theme, orange accent
   Mirrors cogitator.me design language
   ============================================================= */

:root {
    /* Surfaces */
    --bg:             #fafafa;
    --bg-alt:         #f3f3f3;
    --bg-tertiary:    #e8e8e8;
    --panel-bg:       rgba(245, 245, 245, 0.65);
    --panel-bg-solid: #f5f5f5;

    /* Borders */
    --border:         #c8c6c1;
    --border-bracket: #56544f;

    /* Text */
    --text:           #242220;
    --text-sec:       #3a3835;
    --text-muted:     #56544f;
    --text-label:     #6b6966;
    --text-faint:     #a09d98;

    /* Accent */
    --accent:         #d4550a;
    --accent-bright:  #ea580c;
    --accent-glow:    rgba(234, 88, 12, 0.12);
    --accent-border:  rgba(234, 88, 12, 0.3);
    --accent-bg:      rgba(234, 88, 12, 0.06);

    /* Typography */
    --font-display:   "Rajdhani", system-ui, sans-serif;
    --font-body:      system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-mono:      ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    /* Layout */
    --content-w:      820px;
    --wide-w:         1060px;
    --section-pad:    6rem 2rem;

    /* Dot grid */
    --dot-color:      #dddbd6;
    --dot-size:       1px;
    --dot-spacing:    24px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--text-sec);
    background:
        radial-gradient(circle, var(--dot-color) var(--dot-size), transparent var(--dot-size))
        0 0 / var(--dot-spacing) var(--dot-spacing) fixed,
        var(--bg);
}

::selection {
    background: rgba(234, 88, 12, 0.15);
    color: var(--text);
}

/* ===== Layout helpers ===== */
.section-wide {
    max-width: var(--wide-w);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    position: relative;
    z-index: 1;
    padding: var(--section-pad);
}

/* ===== Accent rule ===== */
.accent-rule {
    width: 2.5rem;
    height: 2px;
    background: var(--accent);
    margin-top: 0.5rem;
}

.accent-rule-lg {
    width: 4rem;
    height: 3px;
}

.accent-rule-center {
    margin-left: auto;
    margin-right: auto;
}

/* ===== Nav ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 250, 250, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: var(--wide-w);
    margin: 0 auto;
    padding: 0.6rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
}

.nav-logo span {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.nav-logo em {
    font-style: normal;
    color: var(--accent);
}

.nav-logo-img {
    width: 26px;
    height: 26px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.nav-link:hover {
    color: var(--accent);
}

/* Hamburger toggle */
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--text);
}

.nav-hamburger svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Mobile menu hidden on desktop */
.nav-mobile-menu {
    display: none;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.6rem 1.6rem;
    background: var(--accent);
    color: #fff;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    text-decoration: none;
    border: 1px solid var(--accent);
    cursor: pointer;
    position: relative;
    transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
    background: var(--accent-bright);
    border-color: var(--accent-bright);
}

.btn-sm {
    padding: 0.35rem 0.9rem;
    font-size: 0.78rem;
}

.btn-lg {
    padding: 0.75rem 2.25rem;
    font-size: 0.95rem;
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent-border);
}

.btn-outline:hover {
    background: var(--accent-bg);
    border-color: var(--accent);
}

.btn-disabled {
    opacity: 0.5;
    cursor: default;
    pointer-events: none;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    z-index: 1;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 7rem 2rem 3rem;
    text-align: center;
}

.hero-content {
    max-width: var(--wide-w);
    margin: 0 auto;
}

.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6.5vw, 5rem);
    font-weight: 700;
    line-height: 1.05;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.hero .accent-rule {
    margin: 1rem auto 1.5rem;
}

.hero-hook {
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    font-weight: 500;
    color: var(--accent);
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

.hero-sub {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--text-muted);
    max-width: 520px;
    margin: 0 auto 2rem;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Hero product video */
.hero-visual {
    width: 100%;
    max-width: var(--wide-w);
    margin: 2.5rem auto 0;
}

.hero-screenshot {
    position: relative;
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.12);
}

.hero-screenshot-img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.hero-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(36, 34, 32, 0.75);
    border: 2px solid rgba(255,255,255,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.2s;
    pointer-events: none;
}

.hero-screenshot:hover .hero-play-btn {
    background: var(--accent);
    transform: translate(-50%, -50%) scale(1.08);
}

.hero-play-btn svg {
    width: 28px;
    height: 28px;
    fill: #fff;
    margin-left: 3px;
}

.hero-play-btn.is-hidden {
    display: none;
}

/* ===== Problem statement ===== */
.section-problem {
    padding-top: 0;
    padding-bottom: 2rem;
    text-align: center;
}

.problem-statement {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    font-weight: 500;
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 540px;
    margin: 0 auto;
}

/* ===== Section headers ===== */
.section-header {
    margin-bottom: 2.5rem;
}

.section-label {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text);
    line-height: 1.2;
}

/* ===== Value grid ===== */
.value-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

/* ===== HUD Panels ===== */
.panel {
    position: relative;
    border: 1px solid var(--border);
    background: #fff;
    padding: 1.25rem;
}

.panel::before,
.panel::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    pointer-events: none;
}

.panel::before {
    top: -1px;
    left: -1px;
    border-top: 2px solid var(--border-bracket);
    border-left: 2px solid var(--border-bracket);
}

.panel::after {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid var(--border-bracket);
    border-right: 2px solid var(--border-bracket);
}

.panel-accent {
    border-color: var(--accent-border);
    background: var(--accent-bg);
}

.panel-accent::before {
    border-color: var(--accent);
}

.panel-accent::after {
    border-color: var(--accent);
}

.panel p {
    margin-bottom: 0.6rem;
}

.panel p:last-child {
    margin-bottom: 0;
}

.panel-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

/* Lead paragraph */
.lead {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text);
    line-height: 1.5;
}

/* ===== Pricing ===== */
.section-pricing .section-wide {
    max-width: 1280px;
}

.section-pricing {
    padding-bottom: 4rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.pricing-card {
    display: flex;
    flex-direction: column;
    padding: 1.75rem 1.5rem;
}

.pricing-card-featured {
    transform: scale(1.03);
    box-shadow: 0 8px 30px rgba(234, 88, 12, 0.08);
}

.pricing-badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #fff;
    background: var(--accent);
    padding: 0.2em 0.6em;
    margin-bottom: 0.5rem;
    align-self: flex-start;
}

.pricing-price {
    margin-bottom: 1.25rem;
}

.pricing-amount {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}

.pricing-period {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: 1.5rem;
    flex: 1;
}

.pricing-features li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: var(--text-sec);
    line-height: 1.5;
}

.pricing-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    background: var(--accent);
    opacity: 0.6;
}

.pricing-cta {
    align-self: stretch;
    text-align: center;
}

.pricing-addon {
    text-align: center;
    margin-top: 1.5rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* ===== Steps ===== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
}

.step-number {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    opacity: 0.7;
}

.step p {
    margin-bottom: 0.4rem;
}

.step p:last-child {
    margin-bottom: 0;
    color: var(--text-muted);
}

/* ===== Footer ===== */
.footer {
    position: relative;
    z-index: 1;
    padding: 6rem 2rem 3rem;
    background: #1a1917;
    border-top: none;
    text-align: center;
}

.footer-inner {
    max-width: var(--content-w);
    margin: 0 auto;
}

.footer-headline {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #f8f7f5;
}

.footer .accent-rule {
    margin-bottom: 1.5rem;
}

.footer-sub {
    font-size: 1.05rem;
    color: #c5c3bc;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.footer-cta {
    margin-bottom: 2.5rem;
}

.footer-alt {
    font-size: 0.95rem;
    color: #8a8780;
    margin-bottom: 2rem;
}

.footer-alt a,
.footer-alt a:visited {
    color: #c5c3bc;
    text-decoration: none;
    border-bottom: 1px solid #56544f;
    padding-bottom: 1px;
    transition: color 0.15s, border-color 0.15s;
}

.footer-alt a:hover {
    color: var(--accent);
    border-color: var(--accent-border);
}

.copyright {
    margin-top: 3rem;
    font-size: 0.8rem;
    color: #8a8780;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-icon-link {
    color: #8a8780;
    transition: color 0.15s;
}

.footer-icon-link:hover {
    color: var(--accent);
}

.footer-icon {
    width: 1.25rem;
    height: 1.25rem;
    display: block;
}

.made-with {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: #8a8780;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.heart-icon {
    width: 0.9em;
    height: 0.9em;
    color: var(--accent);
}

/* Contact form */
.contact-section {
    max-width: 480px;
    margin: 0 auto;
}

.contact-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #c5c3bc;
    padding: 0;
    transition: color 0.15s;
}

.contact-toggle:hover {
    color: var(--accent);
}

.contact-toggle-arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    transition: transform 0.2s;
}

.contact-toggle[aria-expanded="true"] .contact-toggle-arrow {
    transform: rotate(180deg);
}

.contact-form-wrap {
    position: relative;
    margin-top: 1.5rem;
    text-align: left;
    border: 1px solid #3a3835;
    background: rgba(255, 255, 255, 0.04);
    padding: 1.25rem;
}

.contact-form-wrap::before,
.contact-form-wrap::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    pointer-events: none;
}

.contact-form-wrap::before {
    top: -1px;
    left: -1px;
    border-top: 2px solid #6b6963;
    border-left: 2px solid #6b6963;
}

.contact-form-wrap::after {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid #6b6963;
    border-right: 2px solid #6b6963;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.contact-field label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #c5c3bc;
    margin-bottom: 0.35rem;
}

.contact-field input,
.contact-field textarea {
    display: block;
    width: 100%;
    padding: 0.5rem 0.65rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: #f8f7f5;
    background: #252421;
    border: 1px solid #3a3835;
    outline: none;
    transition: border-color 0.15s;
}

.contact-field input:focus,
.contact-field textarea:focus {
    border-color: var(--accent-border);
}

.contact-field textarea {
    resize: vertical;
    min-height: 80px;
}

.contact-submit {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-status {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.contact-status.success {
    color: #447a52;
}

.contact-status.error {
    color: var(--accent);
}

/* ===== Animations ===== */

/* Hero staggered entrance */
.anim-hero {
    opacity: 0;
    transform: translateY(20px);
    animation: hero-in 0.7s ease-out forwards;
    animation-delay: calc(var(--i) * 0.12s + 0.2s);
}

@keyframes hero-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .anim-hero {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* Scroll reveals */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Staggered children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.reveal-stagger.visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0s; }
.reveal-stagger.visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }

/* Accent rule animation */
.reveal .accent-rule {
    width: 0;
    transition: width 0.5s ease-out 0.25s;
}

.reveal.visible .accent-rule {
    width: 2.5rem;
}

/* Panel bracket animation */
.reveal .panel::before,
.reveal .panel::after,
.reveal-stagger .panel::before,
.reveal-stagger .panel::after {
    width: 0;
    height: 0;
    transition: width 0.4s ease-out 0.2s, height 0.4s ease-out 0.2s;
}

.reveal.visible .panel::before,
.reveal.visible .panel::after,
.reveal-stagger.visible .panel::before,
.reveal-stagger.visible .panel::after {
    width: 12px;
    height: 12px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    :root {
        --section-pad: 4rem 1.25rem;
    }

    .section-wide {
        padding: 0 1.25rem;
    }

    /* Mobile hamburger menu */
    .nav-hamburger {
        display: block;
    }

    .nav-inner {
        padding: 0.6rem 1.25rem;
    }

    .nav-left {
        gap: 0;
    }

    .nav-left .nav-link {
        display: none;
    }

    .nav-right {
        display: none;
    }

    .nav-mobile-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(250, 250, 250, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border);
        padding: 1rem 1.25rem;
        flex-direction: column;
        gap: 0.75rem;
    }

    .nav-mobile-menu.is-open {
        display: flex;
    }

    .nav-mobile-menu .nav-link {
        font-size: 0.9rem;
        padding: 0.25rem 0;
    }

    .hero {
        min-height: auto;
        padding: 7rem 1.25rem 3rem;
    }

    .hero-visual {
        margin-top: 2rem;
    }

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

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

    .pricing-card-featured {
        transform: none;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-headline {
        font-size: 1.6rem;
    }
}

@media (max-width: 540px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: 2.2rem;
    }

    .hero-hook {
        font-size: 1.05rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }

    .section-label {
        font-size: 1.15rem;
    }

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