/* ============================================================
   GUSLI — Twoja muzyczna przestrzeń
   Motyw: złoto na głębokiej czerni (zgodnie z logo)
   ============================================================ */

:root {
    --black: #0d0d0d;
    --black-2: #141414;
    --black-3: #1b1b1b;
    --gold: #c9a24b;
    --gold-light: #e4c877;
    --gold-dark: #a8802f;
    --cream: #f4ede0;
    --text: #e7e2d8;
    --text-dim: #a9a297;
    --border: rgba(201, 162, 75, 0.22);
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);

    --font-serif: "Cormorant Garamond", Georgia, serif;
    --font-sans: "Montserrat", "Segoe UI", system-ui, sans-serif;

    --container: 1180px;
    --radius: 14px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--black);
    color: var(--text);
    line-height: 1.7;
    font-weight: 300;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Typography helpers ---------- */
.eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 18px;
    font-weight: 500;
}

.section__title {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: clamp(1.9rem, 4vw, 3rem);
    line-height: 1.12;
    color: var(--cream);
    letter-spacing: 0.01em;
}

.section__sub {
    max-width: 640px;
    margin: 18px auto 0;
    color: var(--text-dim);
    font-size: 1.02rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 100px;
    font-family: var(--font-sans);
    font-size: 0.86rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
        background 0.35s var(--ease), color 0.35s var(--ease);
}

.btn--gold {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
    color: #1a1206;
    box-shadow: 0 10px 30px rgba(201, 162, 75, 0.25);
}

.btn--gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(201, 162, 75, 0.4);
}

.btn--ghost {
    background: transparent;
    color: var(--gold-light);
    border-color: var(--border);
}

.btn--ghost:hover {
    background: rgba(201, 162, 75, 0.1);
    border-color: var(--gold);
    transform: translateY(-3px);
}

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

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    padding: 18px 0;
    transition: background 0.4s var(--ease), padding 0.4s var(--ease),
        box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(13, 13, 13, 0.85);
    backdrop-filter: blur(14px);
    padding: 10px 0;
    border-bottom-color: var(--border);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__logo {
    height: 52px;
    width: auto;
    transition: height 0.4s var(--ease);
}

.navbar.scrolled .navbar__logo {
    height: 42px;
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: 34px;
}

.navbar__menu a {
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text);
    font-weight: 400;
    position: relative;
    transition: color 0.3s var(--ease);
}

.navbar__menu a:not(.navbar__cta):not(.navbar__ig)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 1.5px;
    background: var(--gold);
    transition: width 0.35s var(--ease);
}

.navbar__menu a:not(.navbar__cta):not(.navbar__ig):hover {
    color: var(--gold-light);
}

.navbar__menu a:not(.navbar__cta):hover::after {
    width: 100%;
}

.navbar__cta {
    padding: 10px 22px;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--gold-light) !important;
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.navbar__cta:hover {
    background: rgba(201, 162, 75, 0.12);
    border-color: var(--gold);
}

.navbar__ig {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold-light) !important;
    transition: color 0.3s var(--ease);
}

.navbar__ig svg {
    width: 20px;
    height: 20px;
}

.navbar__ig:hover {
    color: var(--cream) !important;
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 110;
}

.navbar__toggle span {
    width: 26px;
    height: 2px;
    background: var(--gold-light);
    border-radius: 2px;
    transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}

.navbar__toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar__toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 50% 30%, rgba(201, 162, 75, 0.14), transparent 55%),
        radial-gradient(circle at 15% 85%, rgba(168, 128, 47, 0.1), transparent 45%),
        radial-gradient(circle at 85% 15%, rgba(228, 200, 119, 0.08), transparent 45%),
        var(--black);
}

.hero__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 59h60' stroke='%23c9a24b' stroke-width='0.4' opacity='0.06'/%3E%3Cpath d='M59 0v60' stroke='%23c9a24b' stroke-width='0.4' opacity='0.06'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero__inner {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero__logo {
    width: min(340px, 70vw);
    margin-bottom: 26px;
    filter: drop-shadow(0 12px 40px rgba(201, 162, 75, 0.2));
}

.hero__tagline {
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}

.hero__title {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: clamp(2.4rem, 6vw, 4.4rem);
    line-height: 1.05;
    color: var(--cream);
    margin-bottom: 22px;
    max-width: 15ch;
}

.hero__lead {
    max-width: 620px;
    color: var(--text-dim);
    font-size: 1.08rem;
    margin-bottom: 38px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero__scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 42px;
    border: 1.5px solid var(--border);
    border-radius: 100px;
    z-index: 2;
}

.hero__scroll span {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--gold);
    border-radius: 4px;
    animation: scroll-dot 1.8s var(--ease) infinite;
}

@keyframes scroll-dot {
    0% { opacity: 0; transform: translate(-50%, 0); }
    40% { opacity: 1; }
    80% { opacity: 0; transform: translate(-50%, 16px); }
    100% { opacity: 0; }
}

/* ============================================================
   SECTIONS (generic)
   ============================================================ */
.section {
    padding: clamp(70px, 10vw, 130px) 0;
    position: relative;
}

.section--alt {
    background: var(--black-2);
}

.section--dark {
    background:
        radial-gradient(circle at 80% 0%, rgba(201, 162, 75, 0.08), transparent 50%),
        var(--black-3);
}

.section__head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto clamp(48px, 7vw, 80px);
}

/* ---------- O nas ---------- */
.about {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: clamp(40px, 6vw, 90px);
    align-items: center;
}

.about__text p {
    color: var(--text-dim);
    margin-top: 18px;
}

.about__text strong {
    color: var(--gold-light);
    font-weight: 500;
}

.about__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.stat {
    background: var(--black-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 22px;
    text-align: center;
    transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.section--alt .stat {
    background: var(--black-3);
}

.stat:hover {
    transform: translateY(-6px);
    border-color: var(--gold);
}

.stat__num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--gold-light);
    line-height: 1;
}

.stat__label {
    display: block;
    margin-top: 10px;
    font-size: 0.82rem;
    color: var(--text-dim);
    letter-spacing: 0.02em;
}

/* ---------- Cards (Oferta) ---------- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 26px;
}

.card {
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 38px 32px;
    transition: transform 0.4s var(--ease), border-color 0.4s var(--ease),
        box-shadow 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}

.section--alt .card {
    background: var(--black);
}

.card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.45s var(--ease);
}

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

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

.card--accent {
    background: linear-gradient(160deg, rgba(201, 162, 75, 0.1), rgba(201, 162, 75, 0.02));
    border-color: var(--gold);
}

.card__icon {
    width: 62px;
    height: 62px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: rgba(201, 162, 75, 0.1);
    color: var(--gold-light);
    margin-bottom: 22px;
}

.card__icon svg {
    width: 34px;
    height: 34px;
}

.card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--cream);
    margin-bottom: 10px;
}

.card > p {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin-bottom: 18px;
}

.card__list li {
    position: relative;
    padding-left: 22px;
    margin-top: 9px;
    font-size: 0.9rem;
    color: var(--text);
}

.card__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
}

/* ---------- Audience ---------- */
.audience {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.audience__item {
    text-align: center;
    padding: 40px 26px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--black-2);
    transition: transform 0.4s var(--ease), background 0.4s var(--ease),
        border-color 0.4s var(--ease);
}

.audience__item:hover {
    transform: translateY(-8px);
    border-color: var(--gold);
    background: linear-gradient(160deg, rgba(201, 162, 75, 0.09), transparent);
}

.audience__age {
    display: inline-block;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold);
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 100px;
    margin-bottom: 18px;
}

.audience__item h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--cream);
    margin-bottom: 12px;
}

.audience__item p {
    color: var(--text-dim);
    font-size: 0.92rem;
}

/* ---------- Features (Dlaczego my) ---------- */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px 40px;
}

.feature {
    position: relative;
    padding: 8px 0 28px 0;
    border-bottom: 1px solid var(--border);
}

.feature__num {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--gold);
    letter-spacing: 0.1em;
}

.feature h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--cream);
    margin: 12px 0 10px;
}

.feature p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* ---------- Pricing ---------- */
.pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 26px;
    align-items: stretch;
}

.plan {
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 42px 34px;
    display: flex;
    flex-direction: column;
    text-align: center;
    position: relative;
    transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.plan:hover {
    transform: translateY(-6px);
    border-color: var(--gold);
}

.plan--featured {
    background: linear-gradient(170deg, rgba(201, 162, 75, 0.12), rgba(201, 162, 75, 0.02));
    border-color: var(--gold);
}

.plan__badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
    color: #1a1206;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 6px 18px;
    border-radius: 100px;
    white-space: nowrap;
}

.plan__name {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--cream);
    margin-bottom: 8px;
}

.plan__time {
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 24px;
}

.plan__time strong {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    color: var(--gold-light);
    font-weight: 700;
}

.plan__list {
    text-align: left;
    margin-bottom: 30px;
    flex-grow: 1;
}

.plan__list li {
    position: relative;
    padding-left: 26px;
    margin-top: 12px;
    font-size: 0.92rem;
    color: var(--text);
}

.plan__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    width: 14px;
    height: 8px;
    border-left: 2px solid var(--gold);
    border-bottom: 2px solid var(--gold);
    transform: rotate(-45deg);
}

.pricing__note {
    text-align: center;
    margin-top: 40px;
    color: var(--text-dim);
    font-size: 0.92rem;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
}

/* ---------- Contact ---------- */
.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: start;
}

.contact__lead {
    color: var(--text-dim);
    margin: 16px 0 32px;
}

.contact__list li {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.contact__ico {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: rgba(201, 162, 75, 0.1);
    color: var(--gold-light);
}

.contact__ico svg {
    width: 24px;
    height: 24px;
}

.contact__list strong {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 3px;
}

.contact__list span,
.contact__list a {
    color: var(--text);
    font-size: 0.98rem;
}

.contact__list a:hover {
    color: var(--gold-light);
}

/* ---------- Instagram ---------- */
.instagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: linear-gradient(160deg, rgba(201, 162, 75, 0.12), rgba(201, 162, 75, 0.02));
    border: 1px solid var(--gold);
    border-radius: var(--radius);
    padding: 48px 36px;
    transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

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

.instagram__badge {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: grid;
    place-items: center;
    color: #1a1206;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
    box-shadow: 0 10px 30px rgba(201, 162, 75, 0.3);
    margin-bottom: 22px;
}

.instagram__badge svg {
    width: 40px;
    height: 40px;
}

.instagram__title {
    font-family: var(--font-serif);
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--cream);
    margin-bottom: 6px;
}

.instagram__handle {
    color: var(--gold-light);
    font-size: 1rem;
    letter-spacing: 0.06em;
    margin-bottom: 18px;
}

.instagram__desc {
    color: var(--text-dim);
    font-size: 0.96rem;
    max-width: 42ch;
    margin-bottom: 28px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--black-3);
    border-top: 1px solid var(--border);
    padding-top: 64px;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
}

.footer__logo {
    height: 60px;
    width: auto;
    margin-bottom: 16px;
}

.footer__brand p {
    color: var(--text-dim);
    font-size: 0.92rem;
    max-width: 260px;
}

.footer__nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__nav a {
    color: var(--text-dim);
    font-size: 0.9rem;
    transition: color 0.3s var(--ease);
    width: fit-content;
}

.footer__nav a:hover {
    color: var(--gold-light);
}

.footer__contact p {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.footer__contact a:hover {
    color: var(--gold-light);
}

.footer__bar {
    border-top: 1px solid var(--border);
    padding: 22px 0;
    text-align: center;
}

.footer__bar p {
    color: var(--text-dim);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(34px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html {
        scroll-behavior: auto;
    }
    .hero__scroll span {
        animation: none;
    }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .about {
        grid-template-columns: 1fr;
    }
    .contact {
        grid-template-columns: 1fr;
    }
    .footer__inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 760px) {
    .navbar__toggle {
        display: flex;
    }

    .navbar__menu {
        position: fixed;
        inset: 0 0 0 auto;
        width: min(80vw, 320px);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        gap: 26px;
        padding: 40px;
        background: var(--black-2);
        border-left: 1px solid var(--border);
        transform: translateX(100%);
        transition: transform 0.45s var(--ease);
        box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
    }

    .navbar__menu.open {
        transform: translateX(0);
    }

    .navbar__menu a {
        font-size: 1rem;
    }

    .navbar__cta {
        margin-top: 10px;
    }
}

@media (max-width: 560px) {
    .about__stats {
        grid-template-columns: 1fr 1fr;
    }
    .footer__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer__brand p {
        margin: 0 auto;
    }
    .footer__nav {
        align-items: center;
    }
    .footer__nav a {
        margin: 0 auto;
    }
    .footer__logo {
        margin: 0 auto 16px;
    }
    .hero__actions {
        width: 100%;
    }
    .hero__actions .btn {
        flex: 1;
    }
    .instagram {
        padding: 36px 24px;
    }
}