if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}


if (!function_exists('atlas_is_signal_fresh')) {
    function atlas_is_signal_fresh($created_at, $timeframe, $regime, $cycle_start) {
        $now = time();
        $age = $now - strtotime($created_at);

        $base = ['1m'=>120,'3m'=>180,'5m'=>300,'15m'=>600,'30m'=>900,'1h'=>1800,'4h'=>3600,'1d'=>7200];
        $ttl = isset($base[$timeframe]) ? $base[$timeframe] : 300;

        $mult = 1.0;
        if ($regime == 'bull') $mult = 1.2;
        if ($regime == 'dangerous') $mult = 0.6;

        $ttl = $ttl * $mult;

        if (strtotime($created_at) < $cycle_start) return false;
        if ($age > $ttl) return false;

        return true;
    }
}