/* ==========================
   Globixa Landing Style
   ========================== */

:root {
    --gx-bg: #050816;
    --gx-bg-soft: #0f172a;
    --gx-surface: #0b1220;
    --gx-card: #0b1120;
    --gx-border: rgba(148, 163, 184, 0.3);
    --gx-text: #e5e7eb;
    --gx-text-muted: #9ca3af;
    --gx-accent: #6366f1;   /* Globixa moru */
    --gx-accent-soft: rgba(99, 102, 241, 0.12);
    --gx-accent-strong: #4f46e5;
    --gx-danger: #f97373;
    --gx-radius-lg: 18px;
    --gx-radius-md: 12px;
    --gx-shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.8);
    --gx-transition: 200ms ease-out;
}

/* Reset & base */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #020617 0, #020617 40%, #000 100%);
    color: var(--gx-text);
    scroll-behavior: smooth;
}

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

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

/* Layout helpers */

.gx-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 16px;
}

main {
    padding-top: 80px; /* header yüksekliği */
}

/* ==========================
   HEADER
   ========================== */

.gx-header {
    position: fixed;
    inset: 0 0 auto 0;
    height: 72px;
    background: linear-gradient(to right, #020617, #020617cc);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
    backdrop-filter: blur(18px);
    z-index: 50;
}

.gx-header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */

.gx-logo {
    font-weight: 800;
    letter-spacing: 0.12em;
    font-size: 20px;
    color: #e5e7eb;
    text-transform: uppercase;
    line-height: 1.1;
}

.gx-logo span {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.22em;
    color: var(--gx-text-muted);
    text-transform: uppercase;
    margin-top: 3px;
}

/* Nav */

.gx-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 14px;
}

.gx-nav a {
    padding: 6px 10px;
    border-radius: 999px;
    color: var(--gx-text-muted);
    border: 1px solid transparent;
    transition: var(--gx-transition);
}

.gx-nav a:hover {
    color: #f9fafb;
    border-color: rgba(148, 163, 184, 0.5);
    background: rgba(15, 23, 42, 0.85);
}

/* Mobile nav (basit) */

@media (max-width: 720px) {
    .gx-nav {
        gap: 8px;
        font-size: 13px;
    }

    .gx-nav a {
        padding: 5px 9px;
    }

    .gx-logo {
        font-size: 18px;
    }

    main {
        padding-top: 76px;
    }
}

/* ==========================
   HERO
   ========================== */

.gx-hero {
    padding: 72px 0 64px;
    background:
        radial-gradient(circle at top left, rgba(94, 234, 212, 0.12), transparent 55%),
        radial-gradient(circle at top right, rgba(129, 140, 248, 0.22), transparent 55%),
        #020617;
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.gx-hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1.1fr);
    gap: 40px;
    align-items: center;
}

.gx-hero-text h1 {
    font-size: 32px;
    line-height: 1.15;
    margin: 0 0 16px;
}

.gx-hero-text p {
    margin: 0 0 22px;
    color: var(--gx-text-muted);
    max-width: 520px;
    font-size: 15px;
}

.gx-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* Hero side card */

.gx-hero-side {
    display: flex;
    justify-content: flex-end;
}

.gx-hero-card {
    background: linear-gradient(145deg, #020617, #020617, #111827);
    border-radius: 24px;
    padding: 18px 18px 20px;
    min-width: 260px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    box-shadow: var(--gx-shadow-soft);
    position: relative;
    overflow: hidden;
}

.gx-hero-card::before {
    content: "";
    position: absolute;
    inset: -60%;
    opacity: 0.2;
    background:
        radial-gradient(circle at 0 0, #22c55e 0, transparent 55%),
        radial-gradient(circle at 100% 0, #6366f1 0, transparent 55%);
    mix-blend-mode: screen;
}

.gx-hero-card h3 {
    position: relative;
    margin: 0 0 10px;
    font-size: 17px;
}

.gx-hero-card ul {
    position: relative;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 14px;
    color: var(--gx-text-muted);
}

.gx-hero-card li {
    padding-left: 18px;
    margin-bottom: 6px;
    position: relative;
}

.gx-hero-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #22c55e;
}

/* Buttons */

.gx-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--gx-transition);
    white-space: nowrap;
    background: none;
    color: inherit;
}

.gx-btn-primary {
    background: var(--gx-accent);
    color: #f9fafb;
    box-shadow: 0 12px 30px rgba(79, 70, 229, 0.45);
}

.gx-btn-primary:hover {
    background: var(--gx-accent-strong);
    transform: translateY(-1px);
    box-shadow: 0 16px 40px rgba(79, 70, 229, 0.6);
}

.gx-btn-ghost {
    border-color: rgba(148, 163, 184, 0.5);
    color: var(--gx-text-muted);
    background: rgba(15, 23, 42, 0.7);
}

.gx-btn-ghost:hover {
    border-color: rgba(148, 163, 184, 0.9);
    color: #e5e7eb;
    background: rgba(15, 23, 42, 0.95);
}

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

/* Hero mobile */

@media (max-width: 900px) {
    .gx-hero-inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .gx-hero-side {
        justify-content: flex-start;
    }

    .gx-hero-text h1 {
        font-size: 26px;
    }
}

@media (max-width: 600px) {
    .gx-hero {
        padding: 56px 0 40px;
    }

    .gx-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .gx-hero-card {
        margin-top: 10px;
    }
}

/* ==========================
   SECTIONS
   ========================== */

.gx-section {
    padding: 56px 0;
    background: #020617;
}

.gx-section-light {
    background: #020617;
    border-top: 1px solid rgba(148, 163, 184, 0.18);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.gx-section-title {
    font-size: 24px;
    margin: 0 0 10px;
}

.gx-section-subtitle {
    margin: 0 0 26px;
    color: var(--gx-text-muted);
    max-width: 640px;
    font-size: 14px;
}

/* Grid helpers */

.gx-grid {
    display: grid;
    gap: 20px;
}

.gx-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gx-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gx-grid-top {
    margin-top: 22px;
}

@media (max-width: 960px) {
    .gx-grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .gx-grid-2 {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 600px) {
    .gx-grid-4 {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Cards */

.gx-card {
    background: radial-gradient(circle at top left, rgba(99, 102, 241, 0.16), transparent 55%),
                var(--gx-card);
    border-radius: var(--gx-radius-lg);
    padding: 16px 16px 18px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.8);
    transition: var(--gx-transition);
    position: relative;
    overflow: hidden;
}

.gx-card::after {
    content: "";
    position: absolute;
    inset: auto -40% -60% auto;
    height: 120px;
    background: radial-gradient(circle at top, rgba(129, 140, 248, 0.35), transparent 60%);
    opacity: 0;
    transition: var(--gx-transition);
}

.gx-card h3 {
    margin: 0 0 8px;
    font-size: 16px;
}

.gx-card p {
    margin: 0;
    font-size: 13px;
    color: var(--gx-text-muted);
    line-height: 1.5;
}

.gx-card:hover {
    transform: translateY(-3px);
    border-color: rgba(129, 140, 248, 0.9);
    box-shadow: 0 18px 45px rgba(30, 64, 175, 0.9);
}

.gx-card:hover::after {
    opacity: 1;
}

/* ==========================
   APP BUTTON GRID
   ========================== */

.gx-app-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

@media (max-width: 960px) {
    .gx-app-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .gx-app-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .gx-app-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

.gx-app-button {
    padding: 12px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: rgba(15, 23, 42, 0.9);
    color: var(--gx-text);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--gx-transition);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.7);
}

.gx-app-button:hover {
    border-color: rgba(129, 140, 248, 0.95);
    background: linear-gradient(135deg, var(--gx-accent), #22c55e);
    color: #f9fafb;
    transform: translateY(-2px);
}

/* ==========================
   FORM
   ========================== */

.gx-form {
    background: rgba(15, 23, 42, 0.95);
    border-radius: 20px;
    padding: 20px 18px 18px;
    border: 1px solid rgba(148, 163, 184, 0.38);
    box-shadow: var(--gx-shadow-soft);
}

.gx-form-group {
    margin-bottom: 14px;
}

.gx-form-group label {
    display: block;
    font-size: 13px;
    margin-bottom: 4px;
    color: var(--gx-text-muted);
}

.gx-form-group input,
.gx-form-group textarea {
    width: 100%;
    padding: 9px 10px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: rgba(15, 23, 42, 0.9);
    color: var(--gx-text);
    font-size: 13px;
    outline: none;
    transition: var(--gx-transition);
}

.gx-form-group input::placeholder,
.gx-form-group textarea::placeholder {
    color: rgba(148, 163, 184, 0.7);
}

.gx-form-group input:focus,
.gx-form-group textarea:focus {
    border-color: var(--gx-accent);
    box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.4);
}

.gx-form textarea {
    resize: vertical;
    min-height: 90px;
}

.gx-form-note {
    margin-top: 8px;
    font-size: 12px;
    color: var(--gx-text-muted);
}

/* ==========================
   LIST
   ========================== */

.gx-list {
    list-style: none;
    padding: 0;
    margin: 14px 0 0;
    font-size: 13px;
    color: var(--gx-text-muted);
}

.gx-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 6px;
}

.gx-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    top: 0;
    color: #22c55e;
    font-size: 12px;
}

/* ==========================
   FOOTER
   ========================== */

.gx-footer {
    background: #020617;
    border-top: 1px solid rgba(148, 163, 184, 0.25);
    padding-top: 26px;
}

.gx-footer-inner {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    font-size: 13px;
    color: var(--gx-text-muted);
}

.gx-footer h4 {
    margin: 0 0 6px;
    color: var(--gx-text);
    font-size: 14px;
}

.gx-footer-bottom {
    margin-top: 18px;
    padding: 12px 0 18px;
    font-size: 12px;
    text-align: center;
    color: var(--gx-text-muted);
    border-top: 1px solid rgba(148, 163, 184, 0.18);
}

@media (max-width: 720px) {
    .gx-footer-inner {
        grid-template-columns: minmax(0, 1fr);
    }
}